diff --git a/grep.c b/grep.c
index c63dbff4b2..0116ff5f09 100644
--- a/grep.c
+++ b/grep.c
@@ -390,7 +390,7 @@ static void compile_pcre2_pattern(struct grep_pat *p, const struct grep_opt *opt
 			if (!pcre2_global_context)
 				BUG("pcre2_global_context uninitialized");
 			p->pcre2_tables = pcre2_maketables(pcre2_global_context);
-			p->pcre2_compile_context = pcre2_compile_context_create(NULL);
+			p->pcre2_compile_context = pcre2_compile_context_create(pcre2_global_context);
 			pcre2_set_character_tables(p->pcre2_compile_context,
 							p->pcre2_tables);
 		}
@@ -411,7 +411,7 @@ static void compile_pcre2_pattern(struct grep_pat *p, const struct grep_opt *opt
 					 p->pcre2_compile_context);
 
 	if (p->pcre2_pattern) {
-		p->pcre2_match_data = pcre2_match_data_create_from_pattern(p->pcre2_pattern, NULL);
+		p->pcre2_match_data = pcre2_match_data_create_from_pattern(p->pcre2_pattern, pcre2_global_context);
 		if (!p->pcre2_match_data)
 			die("Couldn't allocate PCRE2 match data");
 	} else {