diff --git a/decompiler/pipeline/controlflowanalysis/expression_simplification/rules/collapse_constants.py b/decompiler/pipeline/controlflowanalysis/expression_simplification/rules/collapse_constants.py
index a940a6863..b32a84215 100644
--- a/decompiler/pipeline/controlflowanalysis/expression_simplification/rules/collapse_constants.py
+++ b/decompiler/pipeline/controlflowanalysis/expression_simplification/rules/collapse_constants.py
@@ -14,6 +14,8 @@ class CollapseConstants(SimplificationRule):
     """
 
     def apply(self, operation: Operation) -> list[tuple[Expression, Expression]]:
+        if not operation.operands:
+            return []  # Is this even allowed?
         if not all(isinstance(o, Constant) for o in operation.operands):
             return []