diff --git a/pcre2/src/pcre2test.c b/pcre2/src/pcre2test.c
index ea52a204bcad81e55efbd0cc3ebf6514bea0793b..378529a6236d004d8c24c86946469a5234434e83 100644
--- a/pcre2/src/pcre2test.c
+++ b/pcre2/src/pcre2test.c
@@ -6781,9 +6781,9 @@ while ((c = *p++) != 0)
       }
 
     i = (int32_t)li;
-    if (i-- == 0)
+    if (i-- <= 0)
       {
-      fprintf(outfile, "** Zero repeat not allowed\n");
+      fprintf(outfile, "** Zero or negative repeat not allowed\n");
       return PR_OK;
       }
 
diff --git a/pcre2/testdata/testinput2 b/pcre2/testdata/testinput2
index d37d8f30efaeb6bb10bac82f4f186dcac971f55f..717ba2ae5da3ab1355fea584f2fad442b4137b1f 100644
--- a/pcre2/testdata/testinput2
+++ b/pcre2/testdata/testinput2
@@ -5932,4 +5932,7 @@ a)"xI
 /[Aa]{2,3}/BI
     aabcd
 
+--
+    \[X]{-10}
+
 # End of testinput2
diff --git a/pcre2/testdata/testoutput2 b/pcre2/testdata/testoutput2
index ce090f8c1b100faf15f802924e0c0b00e19c3895..d2188d3c917ed51381fcb217c0499ba402eac850 100644
--- a/pcre2/testdata/testoutput2
+++ b/pcre2/testdata/testoutput2
@@ -17746,6 +17746,10 @@ Subject length lower bound = 2
     aabcd
  0: aa
 
+--
+    \[X]{-10}
+** Zero or negative repeat not allowed
+
 # End of testinput2
 Error -70: PCRE2_ERROR_BADDATA (unknown error number)
 Error -62: bad serialized data