1 files changed, 1 insertions, 1 deletions

diff --git a/src/sp_pcre_compat.c b/src/sp_pcre_compat.c
index 3b3b7f5..d58d0c4 100644
--- a/src/sp_pcre_compat.c
+++ b/src/sp_pcre_compat.c
@@ -5,7 +5,7 @@
 sp_pcre* sp_pcre_compile(const char* const pattern) {
   sp_pcre* ret = NULL;
 #ifdef SP_HAS_PCRE2
-  char pcre_error[128] = {0};
+  unsigned char pcre_error[128] = {0};
   int errornumber;
   PCRE2_SIZE erroroffset;
   ret = pcre2_compile((PCRE2_SPTR)pattern, PCRE2_ZERO_TERMINATED,