diff --git a/src/php/bin/interop_client.sh b/src/php/bin/interop_client.sh
index 22e4a493c4c5ff5df71eb0da9d3eded4b83c60bb..4fe63788c152b177830f3632054f787f8c19b032 100755
--- a/src/php/bin/interop_client.sh
+++ b/src/php/bin/interop_client.sh
@@ -32,7 +32,7 @@
 set +e
 cd $(dirname $0)
 
-module_dir=`php --version | grep -q 'PHP 5.6' && echo '../ext/grpc' || echo '../ext/grpc/modules'`
+module_dir=../ext/grpc/modules
 
 php -d extension_dir=$module_dir -d extension=grpc.so \
   ../tests/interop/interop_client.php $@ 1>&2
diff --git a/src/php/bin/run_tests.sh b/src/php/bin/run_tests.sh
index 1335672e9e1495fa08ca375b113af056c56ac605..551be125144615822c8e61927fdd11deaafe675f 100755
--- a/src/php/bin/run_tests.sh
+++ b/src/php/bin/run_tests.sh
@@ -34,7 +34,7 @@ set -e
 cd $(dirname $0)
 default_extension_dir=`php -i | grep extension_dir | sed 's/.*=> //g'`
 
-module_dir=`php --version | grep -q 'PHP 5.6' && echo '../ext/grpc' || echo '../ext/grpc/modules'`
+module_dir=../ext/grpc/modules
 
 # sym-link in system supplied extensions
 for f in $default_extension_dir/*.so