diff --git a/Profiling-scorep-Vampir.md b/Profiling-scorep-Vampir.md
index 4f462f79c4c4e1de83118f409823527cfdbc43ca..9394e9e0c7b407b4ce1c9f07874d77cc28d6a832 100644
--- a/Profiling-scorep-Vampir.md
+++ b/Profiling-scorep-Vampir.md
@@ -45,6 +45,10 @@ Important environment variables for us:
 * `SCOREP_CUDA_ENABLE=runtime,driver,kernel`: Capture calls to CUDA runtime API, driver API, and kernels. There are more, see `scorep-info config-vars --full` for a full list
 * `SCOREP_OPENACC_ENABLE=yes`: Enable measurement of OpenACC regions
 
+For OpenACC measurements you also need to 
+
+* `export ACC_PROFLIB=/p/scratch/share/GPU-Hackathon/packages/scorep/5.0-pgi-mvapich-cuda/lib/libscorep_adapter_openacc_event.so`
+
 ## Analyzing Reports
 
 Score-P reports and traces are the basis for analyses with Cube, Scalasca, or Vampir; and with the small `scorep-score`.