diff --git a/.github/workflows/ci-test.yml b/.github/workflows/ci-test.yml
index 0592891..4429997 100644
--- a/.github/workflows/ci-test.yml
+++ b/.github/workflows/ci-test.yml
@@ -14,15 +14,15 @@ jobs:
       - name: Conda install clingo
         shell: bash -l {0}
         run: |
-          conda install -c potassco/label/dev clingo
+          conda install -c potassco clingo==5.5.2
       - name: Conda install clingo-dl
         shell: bash -l {0}
         run: |
-          conda install -c potassco/label/dev clingo-dl
+          conda install -c potassco clingo-dl==1.3.0
       - name: Conda install clingcon
         shell: bash -l {0}
         run: |
-          conda install -c potassco/label/dev clingcon
+          conda install -c potassco clingcon==5.0.0
       - name: Build
         run: |
           export CLINGO_LIBRARY_PATH=/usr/share/miniconda/envs/test/lib
@@ -45,15 +45,15 @@ jobs:
       - name: Conda install clingo
         shell: bash -l {0}
         run: |
-          conda install -c potassco/label/dev clingo
+          conda install -c potassco clingo==5.5.2
       - name: Conda install clingo-dl
         shell: bash -l {0}
         run: |
-          conda install -c potassco/label/dev clingo-dl
+          conda install -c potassco clingo-dl==1.3.0
       - name: Conda install clingcon
         shell: bash -l {0}
         run: |
-          conda install -c potassco/label/dev clingcon
+          conda install -c potassco clingcon==5.0.0
       - name: Build
         run: |
           export CLINGO_LIBRARY_PATH=/usr/local/miniconda/envs/test/lib