diff --git a/tools/cleanup-images b/tools/cleanup-images
index 4a5027f07d..1e6983f577 100755
--- a/tools/cleanup-images
+++ b/tools/cleanup-images
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # Move to top level directory
-REAL_PATH=$(python -c "import os,sys;print os.path.realpath('$0')")
+REAL_PATH=$(realpath $0)
 cd "$(dirname "$REAL_PATH")/.."
 
 . tools/validate-docker-execute.sh
diff --git a/tools/validate-all-dockerfiles.sh b/tools/validate-all-dockerfiles.sh
index 9599208ebe..f840c1a8ab 100755
--- a/tools/validate-all-dockerfiles.sh
+++ b/tools/validate-all-dockerfiles.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
-REAL_PATH=$(python -c "import os,sys;print(os.path.realpath('$0'))")
+# Move to top level directory
+REAL_PATH=$(realpath $0)
 cd "$(dirname "$REAL_PATH")/.."
 
 RES=0
diff --git a/tools/validate-all-yaml.sh b/tools/validate-all-yaml.sh
index 960de9a58a..f74a8018d0 100755
--- a/tools/validate-all-yaml.sh
+++ b/tools/validate-all-yaml.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
-REAL_PATH=$(python -c "import os,sys;print os.path.realpath('$0')")
+# Move to top level directory
+REAL_PATH=$(realpath $0)
 cd "$(dirname "$REAL_PATH")/.."
 
 find . -name '*.yaml' -o -name '*.yml' -print0 |
diff --git a/tools/validate-binary-build.sh b/tools/validate-binary-build.sh
index d64f83cac5..6b430500bf 100755
--- a/tools/validate-binary-build.sh
+++ b/tools/validate-binary-build.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
-REAL_PATH=$(python -c "import os,sys;print(os.path.realpath('$0'))")
+# Move to top level directory
+REAL_PATH=$(realpath $0)
 cd "$(dirname "$REAL_PATH")/.."
 
 RES=0