diff --git a/remoll.cc b/remoll.cc
index f17e35d21..2c8f2c9a6 100644
--- a/remoll.cc
+++ b/remoll.cc
@@ -53,6 +53,8 @@ int main(int argc, char** argv) {
     // Running time measurement: start
     clock_t tStart = clock();
 
+    // Fix for #40: avoids LLVM/GL errors
+    gROOT->Reset();
 
     // Initialize the random seed
     G4long seed = time(0) + (int) getpid();