diff --git a/src/H5PL.c b/src/H5PL.c
index a083f5a15e..9bdd0ba592 100644
--- a/src/H5PL.c
+++ b/src/H5PL.c
@@ -417,7 +417,7 @@ done:
  *-------------------------------------------------------------------------
  */
 herr_t
-H5PLappend(const char* plugin_path)
+H5PLappend(const char *plugin_path)
 {
     herr_t ret_value = SUCCEED; /* Return value */
     char        *dl_path = NULL;
@@ -450,7 +450,7 @@ done:
  *-------------------------------------------------------------------------
  */
 herr_t
-H5PLprepend(const char* plugin_path)
+H5PLprepend(const char *plugin_path)
 {
     herr_t ret_value = SUCCEED; /* Return value */
     char        *dl_path = NULL;
@@ -486,7 +486,7 @@ done:
  *-------------------------------------------------------------------------
  */
 herr_t
-H5PLreplace(const char* plugin_path, unsigned int index)
+H5PLreplace(const char *plugin_path, unsigned int index)
 {
     herr_t ret_value = SUCCEED; /* Return value */
     char        *dl_path = NULL;
@@ -520,7 +520,7 @@ done:
  *-------------------------------------------------------------------------
  */
 herr_t
-H5PLinsert(const char* plugin_path, unsigned int index)
+H5PLinsert(const char *plugin_path, unsigned int index)
 {
     herr_t ret_value = SUCCEED; /* Return value */
     char        *dl_path = NULL;