diff --git a/ChangeLog b/ChangeLog
index 0ce683f..eb24858 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -38,6 +38,8 @@ Moreover, these functions come from specific header files, which need to be
 specified (and, thankfully, are the same on both the Linux and WinXX 
 platforms.)  
 
+6. Added a (uint32_t) cast to prevent a compiler warning in pcre2_compile.c.
+
 
 Version 10.35 09-May-2020
 ---------------------------
diff --git a/src/pcre2_compile.c b/src/pcre2_compile.c
index 62393be..136d583 100644
--- a/src/pcre2_compile.c
+++ b/src/pcre2_compile.c
@@ -2344,7 +2344,7 @@ if (ptr > *nameptr + MAX_NAME_SIZE)
   *errorcodeptr = ERR48;
   goto FAILED;
   }
-*namelenptr = ptr - *nameptr;
+*namelenptr = (uint32_t)(ptr - *nameptr);
 
 /* Subpattern names must not be empty, and their terminator is checked here.
 (What follows a verb or alpha assertion name is checked separately.) */