diff --git a/configure b/configure
index a94313a8cf..03c2b3b8be 100755
--- a/configure
+++ b/configure
@@ -12898,7 +12898,7 @@ rm -f conftest*
 fi
 
 echo "$ac_t""$wx_cv_type_pthread_rec_mutex_init" 1>&6
-    if test "$wx_cv_type_pthread_rec_mutex_init"="yes"; then
+    if test "$wx_cv_type_pthread_rec_mutex_init" = "yes"; then
       cat >> confdefs.h <<\EOF
 #define HAVE_PTHREAD_RECURSIVE_MUTEX_INITIALIZER 1
 EOF
diff --git a/configure.in b/configure.in
index 96a60b2c39..4911f03c4e 100644
--- a/configure.in
+++ b/configure.in
@@ -2836,7 +2836,7 @@ if test "$wxUSE_THREADS" = "yes" ; then
             ]
         )
     ])
-    if test "$wx_cv_type_pthread_rec_mutex_init"="yes"; then
+    if test "$wx_cv_type_pthread_rec_mutex_init" = "yes"; then
       AC_DEFINE(HAVE_PTHREAD_RECURSIVE_MUTEX_INITIALIZER)
     else
       dnl this may break code working elsewhere, so at least warn about it