diff --git a/exercises/UNIX_HPC_exercise_instructions.md b/exercises/UNIX_HPC_exercise_instructions.md
index a470a2d39b06e6dbdaea4b00972e8e4fc412e55a..d8a82a96635483933602a07d6b2e01ed67b787f5 100644
--- a/exercises/UNIX_HPC_exercise_instructions.md
+++ b/exercises/UNIX_HPC_exercise_instructions.md
@@ -454,7 +454,7 @@ source $HOME/.bashrc
       * 30 min runtime 
       * Give the job a sensible name to identify it
    * Load the `singularityce` module
-   * The software for generating the MSA is called `mafft`. It is installed via its singularity module which can be found here: `/shares/amr.imm.uzh/bioinfo/singularity/mafft_7.505--hec16e2b_0.sif`. 
+   * The software for generating the MSA is called `mafft`. It is installed via its singularity image which can be found here: `/shares/amr.imm.uzh/bioinfo/singularity/mafft_7.505--hec16e2b_0.sif`. 
 
       `mafft` is a very convenient software which recognises if you want to align DNA or Proteins automatically. 
    * The command for `mafft` is as follows: