diff --git a/.travis.yml b/.travis.yml
index 7e38344..d1cf9e6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,7 +10,7 @@ matrix:
     dist: trusty
     group: stable
     before_install:
-      - sudo apt-get install libqt5x11extras5-dev
+      - sudo apt-get -y install libqt5x11extras5-dev
     addons:
       apt:
         sources:
@@ -21,6 +21,7 @@ matrix:
         - qt55base
         - qt55tools
         - qt55x11extras
+        - libqt5x11extras5-dev
         - gcc-9
         - g++-9
     script:
@@ -39,7 +40,7 @@ matrix:
         - xvfb
     compiler: gcc
     before_install:
-      - sudo apt-get install libqt5x11extras5-dev
+      - sudo apt-get -y install libqt5x11extras5-dev
     addons:
       apt:
         sources:
@@ -50,6 +51,7 @@ matrix:
         - qt514base
         - qt514tools
         - qt514x11extras
+        - libqt5x11extras5-dev
         - gcc-9
         - g++-9
         - libc6-i386
@@ -71,9 +73,9 @@ matrix:
     services:
         - xvfb
     compiler: gcc
-    addons:
     before_install:
-      - sudo apt-get install libqt5x11extras5-dev    
+      - sudo apt-get -y install libqt5x11extras5-dev  
+    addons:  
       apt:
         sources:
         - ubuntu-toolchain-r-test
@@ -83,6 +85,7 @@ matrix:
         - qt514base
         - qt514tools
         - qt514x11extras
+        - libqt5x11extras5-dev
         - gcc-9
         - g++-9
         - libc6-i386
@@ -105,7 +108,7 @@ matrix:
         - xvfb
     compiler: gcc
     before_install:
-      - sudo apt-get install libqt5x11extras5-dev
+      - sudo apt-get -y install libqt5x11extras5-dev
     addons:
       apt:
         sources:
@@ -116,6 +119,7 @@ matrix:
         - qt514base
         - qt514tools
         - qt514x11extras
+        - libqt5x11extras5-dev
         - gcc-9
         - g++-9
         - libc6-i386
@@ -144,7 +148,7 @@ matrix:
         - xvfb
     compiler: gcc
     before_install:
-      - sudo apt-get install libqt5x11extras5-dev
+      - sudo apt-get -y install libqt5x11extras5-dev
     addons:
       apt:
         sources:
@@ -155,6 +159,7 @@ matrix:
         - qt514base
         - qt514tools
         - qt514x11extras
+        - libqt5x11extras5-dev
         - gcc-9
         - g++-9
         - libc6-i386