diff --git a/.travis.yml b/.travis.yml
index e3ab38fdc6a33fec6d39c28f0f909f247913affc..cb23320d38b808af6444487c192ec5d772d109f7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -29,6 +29,10 @@ env:
     - CONFIG_OPTS="shared"
     - CONFIG_OPTS="no-asm"
     - CONFIG_OPTS="--debug --strict-warnings enable-crypto-mdebug enable-rc5 enable-md2"
+    - CONFIG_OPTS="--unified"
+    - CONFIG_OPTS="--unified shared"
+    - CONFIG_OPTS="--unified no-asm"
+    - CONFIG_OPTS="--unified --debug --strict-warnings enable-crypto-mdebug enable-rc5 enable-md2"
 
 matrix:
     include:
@@ -61,11 +65,23 @@ matrix:
           env: CONFIG_OPTS="no-asm"
         - compiler: x86_64-w64-mingw32-gcc
           env: CONFIG_OPTS="no-asm"
+        - compiler: i686-w64-mingw32-gcc
+          env: CONFIG_OPTS="--unified shared"
+        - compiler: x86_64-w64-mingw32-gcc
+          env: CONFIG_OPTS="--unified shared"
+        - compiler: i686-w64-mingw32-gcc
+          env: CONFIG_OPTS="--unified no-asm"
+        - compiler: x86_64-w64-mingw32-gcc
+          env: CONFIG_OPTS="--unified no-asm"
     allow_failures:
         - compiler: i686-w64-mingw32-gcc
           env: CONFIG_OPTS="--debug --strict-warnings enable-crypto-mdebug enable-rc5 enable-md2"
         - compiler: x86_64-w64-mingw32-gcc
           env: CONFIG_OPTS="--debug --strict-warnings enable-crypto-mdebug enable-rc5 enable-md2"
+        - compiler: i686-w64-mingw32-gcc
+          env: CONFIG_OPTS="--unified --debug --strict-warnings enable-crypto-mdebug enable-rc5 enable-md2"
+        - compiler: x86_64-w64-mingw32-gcc
+          env: CONFIG_OPTS="--unified --debug --strict-warnings enable-crypto-mdebug enable-rc5 enable-md2"
 
 before_script:
     - sh .travis-create-release.sh $TRAVIS_OS_NAME