diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index c66ad87..5a9a0b0 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -26,11 +26,9 @@ jobs:
             sudo apt-add-repository ppa:mhier/libboost-latest
             sudo apt-get update
             sudo apt-get install boost1.70
-            if [[ "${{ matrix.compiler }}" == "g++-6" || "${{ matrix.compiler }}" == "g++-5" ]] ; then
-                sudo apt-add-repository ppa:ubuntu-toolchain-r/test
-                sudo apt-get update
-                sudo apt-get install ${{ matrix.compiler }}
-            fi
+            sudo apt-add-repository ppa:ubuntu-toolchain-r/test
+            sudo apt-get update
+            sudo apt-get install ${{ matrix.compiler }}
       - name: Configure
         run: |
             mkdir build && cd build
@@ -70,11 +68,9 @@ jobs:
             sudo apt-add-repository ppa:mhier/libboost-latest
             sudo apt-get update
             sudo apt-get install boost1.70
-            if [[ "${{ matrix.compiler }}" != "6" && "${{ matrix.compiler }}" != "8" && "${{ matrix.compiler }}" != "9" ]] ; then
-                sudo apt-add-repository ppa:ubuntu-toolchain-r/test
-                sudo apt-get update
-                sudo apt-get install clang-${{ matrix.compiler }}
-            fi
+            sudo apt-add-repository ppa:ubuntu-toolchain-r/test
+            sudo apt-get update
+            sudo apt-get install clang-${{ matrix.compiler }}
       - name: Configure
         run: |
             mkdir build && cd build