diff --git a/src/ifcparse/IfcParse.cpp b/src/ifcparse/IfcParse.cpp
index 2c53d759de..3a7c373a7d 100644
--- a/src/ifcparse/IfcParse.cpp
+++ b/src/ifcparse/IfcParse.cpp
@@ -126,6 +126,9 @@ size_t IfcSpfLexer::skipWhitespace() const {
 }
 
 size_t IfcSpfLexer::skipComment() const {
+    if (stream->eof()) {
+        return 0;
+    }
     char character = stream->peek();
     if (character != '/') {
         return 0;