diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7e40509c..f6382baa 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -5,14 +5,10 @@ variables:
 
 stages:
     - build
-#    - WIDEIO
+    - WIDEIO
     - DDR3
     - Coverage
 
-#cache:
-#    paths:
-#        - build/
-
 build:
     stage: build
     script:
@@ -32,10 +28,11 @@ build:
         
 coverage:
     stage: Coverage
-    coverage: '/^\s*lines\s*\d+.\d+\%/'
+    coverage: '/^\s*lines(.)*:\s*\d+.\d+\%/'
     script:
         # delete all empty files since they produce errors 
         - find coverage -size 0 -type f -delete
+        - ls -lah
         - lcov `find coverage -type f -exec echo "-a {}" \;` -o coverage/final.out
     artifacts:
         paths:
@@ -44,4 +41,4 @@ coverage:
 
 include:
     - '/DRAMSys/tests/DDR3/ci.yml'
-#    - '/DRAMSys/tests/WIDEIO/ci.yml'
+    - '/DRAMSys/tests/WIDEIO/ci.yml'
diff --git a/DRAMSys/tests/DDR3/ci.yml b/DRAMSys/tests/DDR3/ci.yml
index 4905c2ed..b92199d0 100644
--- a/DRAMSys/tests/DDR3/ci.yml
+++ b/DRAMSys/tests/DDR3/ci.yml
@@ -13,10 +13,6 @@ example_ddr3:
         # Run Code Coverage
         - mkdir -p ${CI_PROJECT_DIR}/coverage
         - lcov -q -c -d ${CI_PROJECT_DIR}/build/ -o ${CI_PROJECT_DIR}/coverage/${CI_JOB_NAME}.out
-#    after_script:
-#        - cd build/
-#        - find . -name "*.gcno" -type f -delete
-#        - find . -name "*.gcda" -type f -delete
  
     cache:
         key: build
@@ -45,10 +41,6 @@ fr_fcfs:
         # Run Code Coverage
         - mkdir -p ${CI_PROJECT_DIR}/coverage
         - lcov -q -c -d ${CI_PROJECT_DIR}/build/ -o ${CI_PROJECT_DIR}/coverage/${CI_JOB_NAME}.out
-#    after_script:
-#        - cd build/
-#        - find . -name "*.gcno" -type f -delete
-#        - find . -name "*.gcda" -type f -delete
 
     cache:
         key: build
@@ -75,10 +67,6 @@ protocol_checker:
         # Run Code Coverage
         - mkdir -p ${CI_PROJECT_DIR}/coverage
         - lcov -q -c -d ${CI_PROJECT_DIR}/build/ -o ${CI_PROJECT_DIR}/coverage/${CI_JOB_NAME}.out
-#    after_script:
-#        - cd build/
-#        - find . -name "*.gcno" -type f -delete
-#        - find . -name "*.gcda" -type f -delete
 
     cache:
         key: build
diff --git a/DRAMSys/tests/WIDEIO/ci.yml b/DRAMSys/tests/WIDEIO/ci.yml
index b585010a..7fc1ee7b 100644
--- a/DRAMSys/tests/WIDEIO/ci.yml
+++ b/DRAMSys/tests/WIDEIO/ci.yml
@@ -18,10 +18,12 @@ example_wideio:
         # Run Code Coverage
         - mkdir -p ${CI_PROJECT_DIR}/coverage
         - lcov -q -c -d ${CI_PROJECT_DIR}/build/ -o ${CI_PROJECT_DIR}/coverage/${CI_JOB_NAME}.out
-    after_script:
-        - cd build/
-        - find . -name "*.gcno" -type f -delete
-        - find . -name "*.gcda" -type f -delete
+
+    cache:
+        key: build
+        paths:
+            - build/
+        policy: pull
     
     allow_failure: true # TODO: should be removed once the problems are fixed!