diff --git a/tests/vsp-unit-test-0001.sh b/tests/vsp-unit-test-0001.sh
index 727ead7ffc4d..746e652418ff 100755
--- a/tests/vsp-unit-test-0001.sh
+++ b/tests/vsp-unit-test-0001.sh
@@ -6,7 +6,7 @@
 # by the WPF.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 wpf.0"
 formats="RGB332 ARGB555 XRGB555 RGB565 BGR24 RGB24 ABGR32 ARGB32 XBGR32 XRGB32"
diff --git a/tests/vsp-unit-test-0002.sh b/tests/vsp-unit-test-0002.sh
index cc18126b7722..1a617a8b4d4d 100755
--- a/tests/vsp-unit-test-0002.sh
+++ b/tests/vsp-unit-test-0002.sh
@@ -6,7 +6,7 @@
 # by the WPF.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 wpf.0"
 formats="NV12M NV16M NV21M NV61M UYVY VYUY YUV420M YUV422M YUV444M YVU420M YVU422M YVU444M YUYV YVYU"
diff --git a/tests/vsp-unit-test-0003.sh b/tests/vsp-unit-test-0003.sh
index ff1cf3047a99..41c40b9ae1fb 100755
--- a/tests/vsp-unit-test-0003.sh
+++ b/tests/vsp-unit-test-0003.sh
@@ -5,7 +5,7 @@
 # pipeline with identical input and output formats.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 uds wpf.0"
 formats="RGB24 YUV444M"
diff --git a/tests/vsp-unit-test-0004.sh b/tests/vsp-unit-test-0004.sh
index 7dc5613f5450..69b875bbd81c 100755
--- a/tests/vsp-unit-test-0004.sh
+++ b/tests/vsp-unit-test-0004.sh
@@ -5,7 +5,7 @@
 # up at the RPF output.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="hgo rpf.0 wpf.0"
 formats="RGB24 YUV444M"
diff --git a/tests/vsp-unit-test-0005.sh b/tests/vsp-unit-test-0005.sh
index 66c26b49f759..04c79c4b321c 100755
--- a/tests/vsp-unit-test-0005.sh
+++ b/tests/vsp-unit-test-0005.sh
@@ -5,7 +5,7 @@
 # much, use RGB24 to simplify frame comparison.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 rpf.1 wpf.0"
 optional_features="rpf.2 rpf.3 rpf.4"
diff --git a/tests/vsp-unit-test-0006.sh b/tests/vsp-unit-test-0006.sh
index 8e6a3fb5bc4e..8781498d3bcd 100755
--- a/tests/vsp-unit-test-0006.sh
+++ b/tests/vsp-unit-test-0006.sh
@@ -4,7 +4,7 @@
 # Test invalid pipelines, without an RPF or without a WPF.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 wpf.0"
 format=RGB24
diff --git a/tests/vsp-unit-test-0007.sh b/tests/vsp-unit-test-0007.sh
index 3e965134569a..d5ba44c2ab37 100755
--- a/tests/vsp-unit-test-0007.sh
+++ b/tests/vsp-unit-test-0007.sh
@@ -4,7 +4,7 @@
 # Test composition through the BRU in RGB and YUV formats.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 rpf.1 bru wpf.0"
 formats="RGB24 YUV444M"
diff --git a/tests/vsp-unit-test-0008.sh b/tests/vsp-unit-test-0008.sh
index 3c752c69a8f0..717560f8cfae 100755
--- a/tests/vsp-unit-test-0008.sh
+++ b/tests/vsp-unit-test-0008.sh
@@ -5,7 +5,7 @@
 # the pipeline, both before and after the scaler.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="bru rpf.0 uds wpf.0"
 formats="RGB24 YUV444M"
diff --git a/tests/vsp-unit-test-0009.sh b/tests/vsp-unit-test-0009.sh
index dbc2ec5e881c..8814665b01f8 100755
--- a/tests/vsp-unit-test-0009.sh
+++ b/tests/vsp-unit-test-0009.sh
@@ -5,7 +5,7 @@
 # much, use RGB24 to simplify frame comparison.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 wpf.0 wpf.1"
 optional_features="wpf.1 wpf.2 wpf.3"
diff --git a/tests/vsp-unit-test-0010.sh b/tests/vsp-unit-test-0010.sh
index 07fd478a7baf..268b1c44b440 100755
--- a/tests/vsp-unit-test-0010.sh
+++ b/tests/vsp-unit-test-0010.sh
@@ -5,7 +5,7 @@
 # RPF -> LUT -> WPF pipelines with identical input and output formats.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 clu lut wpf.0"
 formats="RGB24 YUV444M"
diff --git a/tests/vsp-unit-test-0011.sh b/tests/vsp-unit-test-0011.sh
index 9d7b4e9bf98b..6d24477a18cf 100755
--- a/tests/vsp-unit-test-0011.sh
+++ b/tests/vsp-unit-test-0011.sh
@@ -4,7 +4,7 @@
 # Test all combinations of horizontal flip, vertical flip and rotation on WPF.0.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 wpf.0 wpf.0[control:'Vertical+Flip']"
 optional_features="wpf.0[control:'Horizontal+Flip'] wpf.0[control:'Rotate']"
diff --git a/tests/vsp-unit-test-0012.sh b/tests/vsp-unit-test-0012.sh
index 0275d5646e26..4c843cdd880d 100755
--- a/tests/vsp-unit-test-0012.sh
+++ b/tests/vsp-unit-test-0012.sh
@@ -4,7 +4,7 @@
 # Test runtime modification of horizontal and vertical flipping on WPF.0.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 wpf.0 wpf.0[control:'Vertical+Flip']"
 optional_features="wpf.0[control:'Horizontal+Flip']"
diff --git a/tests/vsp-unit-test-0013.sh b/tests/vsp-unit-test-0013.sh
index 143f8472b015..ac05d904df3e 100755
--- a/tests/vsp-unit-test-0013.sh
+++ b/tests/vsp-unit-test-0013.sh
@@ -6,7 +6,7 @@
 # by the RPF.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 wpf.0"
 formats="RGB332 ARGB555 XRGB555 RGB565 BGR24 RGB24 ABGR32 ARGB32 XBGR32 XRGB32"
diff --git a/tests/vsp-unit-test-0014.sh b/tests/vsp-unit-test-0014.sh
index cd3faacc3806..6d07bb2af34b 100755
--- a/tests/vsp-unit-test-0014.sh
+++ b/tests/vsp-unit-test-0014.sh
@@ -6,7 +6,7 @@
 # by the RPF.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 wpf.0"
 formats="NV12M NV16M NV21M NV61M UYVY VYUY YUV420M YUV422M YUV444M YVU420M YVU422M YVU444M YUYV YVYU"
diff --git a/tests/vsp-unit-test-0015.sh b/tests/vsp-unit-test-0015.sh
index 381853721892..831817895589 100755
--- a/tests/vsp-unit-test-0015.sh
+++ b/tests/vsp-unit-test-0015.sh
@@ -8,7 +8,7 @@
 # carefully before putting it into practical use.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 sru wpf.0"
 formats="RGB24 YUV444M"
diff --git a/tests/vsp-unit-test-0016.sh b/tests/vsp-unit-test-0016.sh
index f4a1508b0ad6..69a1099cd375 100755
--- a/tests/vsp-unit-test-0016.sh
+++ b/tests/vsp-unit-test-0016.sh
@@ -5,7 +5,7 @@
 # with image partitioning by inserting a UDS in the pipeline.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 uds wpf.0 wpf.0[control:'Vertical+Flip']"
 optional_features="wpf.0[control:'Horizontal+Flip'] wpf.0[control:'Rotate']"
diff --git a/tests/vsp-unit-test-0017.sh b/tests/vsp-unit-test-0017.sh
index 6034141ee0bb..26cf4af68fca 100755
--- a/tests/vsp-unit-test-0017.sh
+++ b/tests/vsp-unit-test-0017.sh
@@ -9,7 +9,7 @@
 # formats on the input and output.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 hst wpf.0"
 formats="HSV24 HSV32"
diff --git a/tests/vsp-unit-test-0018.sh b/tests/vsp-unit-test-0018.sh
index 9d692cfc6194..015555cd2f0f 100755
--- a/tests/vsp-unit-test-0018.sh
+++ b/tests/vsp-unit-test-0018.sh
@@ -5,7 +5,7 @@
 # cropping windows.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 wpf.0"
 crops="(0,0)/512x384 (32,32)/512x384 (32,64)/512x384 (64,32)/512x384"
diff --git a/tests/vsp-unit-test-0019.sh b/tests/vsp-unit-test-0019.sh
index 7e8b255fe881..ab20733ce0ac 100755
--- a/tests/vsp-unit-test-0019.sh
+++ b/tests/vsp-unit-test-0019.sh
@@ -11,7 +11,7 @@
 # test can be easily extended to try further formats if needed in the future.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 wpf.0"
 
diff --git a/tests/vsp-unit-test-0020.sh b/tests/vsp-unit-test-0020.sh
index db383b53fa6a..91f6b167f22e 100755
--- a/tests/vsp-unit-test-0020.sh
+++ b/tests/vsp-unit-test-0020.sh
@@ -8,7 +8,7 @@
 # still successful even with a suspend resume cycle in the middle of the test.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 wpf.0"
 
diff --git a/tests/vsp-unit-test-0021.sh b/tests/vsp-unit-test-0021.sh
index 931f4569a808..5e05faac0f5a 100755
--- a/tests/vsp-unit-test-0021.sh
+++ b/tests/vsp-unit-test-0021.sh
@@ -8,7 +8,7 @@
 # by the WPF.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 wpf.0"
 formats="RGB332 ARGB555 XRGB555 RGB565 BGR24 RGB24 ABGR32 ARGB32 XBGR32 XRGB32"
diff --git a/tests/vsp-unit-test-0022.sh b/tests/vsp-unit-test-0022.sh
index d161c13a91fa..fd9ea3258de2 100755
--- a/tests/vsp-unit-test-0022.sh
+++ b/tests/vsp-unit-test-0022.sh
@@ -7,7 +7,7 @@
 # duration pipeline lifetime while we stress the system.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="rpf.0 wpf.0"
 
diff --git a/tests/vsp-unit-test-0023.sh b/tests/vsp-unit-test-0023.sh
index 0c61a5e80d1f..371fbea84f3e 100755
--- a/tests/vsp-unit-test-0023.sh
+++ b/tests/vsp-unit-test-0023.sh
@@ -5,7 +5,7 @@
 # with the HGT hooked up at the HST output.
 #
 
-source vsp-lib.sh
+. ./vsp-lib.sh
 
 features="hgt hsi hst rpf.0 wpf.0"
 
