diff --git a/.github/workflows/makefile.yml b/.github/workflows/makefile.yml
index 760fcb60..a2ab1740 100644
--- a/.github/workflows/makefile.yml
+++ b/.github/workflows/makefile.yml
@@ -42,6 +42,7 @@ jobs:
         
     - name: Install dependencies
       run: |
+        sudo apt-get update
         mamba install -c conda-forge -c bioconda 'python=3.11' 'pulp<=2.7.0' 'snakemake-minimal>7,<8' GraphAligner mashmap winnowmap
         sudo apt-get install libcurl4-openssl-dev
         pip install networkx