diff --git a/Makefile.am b/Makefile.am
index f58e817..7c7f680 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -489,10 +489,10 @@ endif # WITH_GCOV
 
 ## When the 8-bit library is configured, pcre2grep will have been built.
 
-#if WIDH_PCRE8
-#TESTS += RunGrepTest
-#dist_noinst_SCRIPTS += RunGrepTest
-#endif # WITH_PCRE8
+if WITH_PCRE8
+TESTS += RunGrepTest
+dist_noinst_SCRIPTS += RunGrepTest
+endif # WITH_PCRE8
 
 ## Distribute all the test data files
 
diff --git a/src/config.h b/src/config.h
index 04314a0..b81449e 100644
--- a/src/config.h
+++ b/src/config.h
@@ -259,13 +259,13 @@ sure both macros are undefined; an emulation function will then be used. */
 #define SUPPORT_LIBZ /**/
 
 /* Define to any value to enable the 16 bit PCRE2 library. */
-/* #undef SUPPORT_PCRE16 */
+#define SUPPORT_PCRE16 /**/
 
 /* Define to any value to enable JIT support in pcre2grep. */
 /* #undef SUPPORT_PCRE2GREP_JIT */
 
 /* Define to any value to enable the 32 bit PCRE2 library. */
-/* #undef SUPPORT_PCRE32 */
+#define SUPPORT_PCRE32 /**/
 
 /* Define to any value to enable the 8 bit PCRE2 library. */
 #define SUPPORT_PCRE8 /**/