diff --git a/configure.ac b/configure.ac
index 332a0bf..1e81fea 100644
--- a/configure.ac
+++ b/configure.ac
@@ -191,14 +191,14 @@ AC_SUBST(KRB5_CFLAGS)
 AC_SUBST(KRB5_LIBS)

 if test "$enable_fedora" != "no"; then
-  if test "$enable_fedora" == "yes" &&
-     test "$have_fedora" == "no" ; then
+  if test "$enable_fedora" = "yes" &&
+     test "$have_fedora" = "no" ; then
       AC_MSG_ERROR([Fedora Account System support requested, but not available])
   fi

   enable_fedora=$have_fedora

-  if test "$enable_fedora" == "yes"; then
+  if test "$enable_fedora" = "yes"; then
     AC_DEFINE(GCR_API_SUBJECT_TO_CHANGE, 1, [Define to use the GCR API])
     AC_DEFINE(GOA_FEDORA_ENABLED, 1, [Enable Fedora Account System provider])
   fi
@@ -364,14 +364,14 @@ AC_SUBST(KRB5_CFLAGS)
 AC_SUBST(KRB5_LIBS)

 if test "$enable_kerberos" != "no"; then
-  if test "$enable_kerberos" == "yes" &&
-     test "$have_kerberos" == "no" ; then
+  if test "$enable_kerberos" = "yes" &&
+     test "$have_kerberos" = "no" ; then
       AC_MSG_ERROR([kerberos support requested, but not available])
   fi

   enable_kerberos=$have_kerberos

-  if test "$enable_kerberos" == "yes"; then
+  if test "$enable_kerberos" = "yes"; then
     AC_DEFINE(GCR_API_SUBJECT_TO_CHANGE, 1, [Define to use the GCR API])
     AC_DEFINE(GOA_KERBEROS_ENABLED, 1, [Enable Enterprise Identity data provider])
   fi