diff --git a/commit-tests.sh b/commit-tests.sh
index d7a95af48..74ef1fa6a 100755
--- a/commit-tests.sh
+++ b/commit-tests.sh
@@ -23,7 +23,7 @@ RESULT=$?
 
 # make sure full config is ok
 echo -e "\n\nTesting full config as well...\n\n"
-./configure --enable-opensslextra --enable-dh --enable-ecc --enable-dtls --enable-aesgcm --enable-aesccm --enable-hc128 --enable-sniffer --enable-psk --enable-rabbit --enable-camellia --enable-sha512 --enable-crl --enable-ocsp --enable-savesession --enable-savecert --enable-atomicuser --enable-pkcallbacks --enable-scep;
+./configure --enable-opensslextra --enable-des3 --enable-dh --enable-ecc --enable-dtls --enable-aesgcm --enable-aesccm --enable-hc128 --enable-sniffer --enable-psk --enable-rabbit --enable-camellia --enable-sha512 --enable-crl --enable-ocsp --enable-savesession --enable-savecert --enable-atomicuser --enable-pkcallbacks --enable-scep;
 RESULT=$?
 [ $RESULT -ne 0 ] && echo -e "\n\nFull config ./configure failed" && exit 1
 
diff --git a/configure.ac b/configure.ac
index d2707f6f5..d356c1c04 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1491,6 +1491,11 @@ then
         AM_CFLAGS="$AM_CFLAGS -DHAVE_AESGCM"
         AM_CONDITIONAL([BUILD_SHA512], [test "x$ENABLED_SHA512" = "xyes"])
     fi
+    # requires DES3
+    if test "x$ENABLED_DES3" = "xno"
+    then
+        ENABLED_DES3="yes"
+    fi
     AM_CFLAGS="$AM_CFLAGS -DHAVE_FIPS"
 fi