diff --git a/configure b/configure
index 90abf07a089c5c46c1ed3c893bc2a57a04438f87..40aa43b0589de4805e07bf8c7244f7a4c0d1ee83 100755
--- a/configure
+++ b/configure
@@ -9217,7 +9217,7 @@ if test "${with_pjproject_bundled+set}" = set; then :
 fi
 
 
-if test "${with_pjproject}" == "no" || test "${with_pjproject}" == "n" ; then
+if test "${with_pjproject}" = "no" || test "${with_pjproject}" = "n" ; then
 	PJPROJECT_BUNDLED=no
 fi
 
@@ -9306,7 +9306,7 @@ PBX_OPENSSL_BIO_METHOD=0
 # If neither --without-ssl (PBX_OPENSSL=-1) nor --without-crypto (PBX_CRYPTO=-1)
 # and there were no directories atdded to --with-ssl and --with-crypto, and
 # pkg-config is installed (which is should be by install_prereq).
-if test "x$PKG_CONFIG" != "x" -a $PBX_OPENSSL -ge 0 -a $PBX_CRYPTO -ge 0 -a "x$OPENSSL_DIR" == "x" ; then
+if test "x$PKG_CONFIG" != "x" -a $PBX_OPENSSL -ge 0 -a $PBX_CRYPTO -ge 0 -a "x$OPENSSL_DIR" = "x" ; then
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking OPENSSL with pkg-config" >&5
 $as_echo "$as_me: checking OPENSSL with pkg-config" >&6;}
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether system openssl > 1.1.0" >&5
@@ -15229,7 +15229,7 @@ fi
 
 
 
-if test "${PERMANENT_DLOPEN}" == "yes"; then
+if test "${PERMANENT_DLOPEN}" = "yes"; then
 
 $as_echo "#define HAVE_PERMANENT_DLOPEN 1" >>confdefs.h
 
diff --git a/configure.ac b/configure.ac
index 11ade5f26427546e783802c6e65d22d9ddc6cbf8..6cecdf09e489a1569d42f2415ad87a3caec38859 100644
--- a/configure.ac
+++ b/configure.ac
@@ -456,7 +456,7 @@ AC_ARG_WITH([pjproject-bundled],
 	      *) PJPROJECT_BUNDLED=yes ;;
 	esac])
 
-if test "${with_pjproject}" == "no" || test "${with_pjproject}" == "n" ; then
+if test "${with_pjproject}" = "no" || test "${with_pjproject}" = "n" ; then
 	PJPROJECT_BUNDLED=no
 fi
 
@@ -472,7 +472,7 @@ AST_EXT_LIB_SETUP_OPTIONAL([OPENSSL_BIO_METHOD], [OpenSSL BIO Method Support], [
 # If neither --without-ssl (PBX_OPENSSL=-1) nor --without-crypto (PBX_CRYPTO=-1)
 # and there were no directories atdded to --with-ssl and --with-crypto, and
 # pkg-config is installed (which is should be by install_prereq).
-if test "x$PKG_CONFIG" != "x" -a $PBX_OPENSSL -ge 0 -a $PBX_CRYPTO -ge 0 -a "x$OPENSSL_DIR" == "x" ; then
+if test "x$PKG_CONFIG" != "x" -a $PBX_OPENSSL -ge 0 -a $PBX_CRYPTO -ge 0 -a "x$OPENSSL_DIR" = "x" ; then
 	AC_MSG_NOTICE(checking OPENSSL with pkg-config)
 	AC_MSG_NOTICE(checking whether system openssl > 1.1.0)
 	AST_PKG_CONFIG_CHECK([OPENSSL], [openssl >= 1.1.0])
@@ -782,7 +782,7 @@ AC_ARG_ENABLE([permanent-dlopen],
 	esac], [PERMANENT_DLOPEN=no])
 
 AC_SUBST([PERMANENT_DLOPEN])
-if test "${PERMANENT_DLOPEN}" == "yes"; then
+if test "${PERMANENT_DLOPEN}" = "yes"; then
 	AC_DEFINE([HAVE_PERMANENT_DLOPEN], 1, [Define to support libc with permanent dlopen.])
 fi