diff --git a/conformance_test/core_language_tests/negative_tests/22_communication_operations.script b/conformance_test/core_language_tests/negative_tests/22_communication_operations.script
index 0e669454c674aae493f213210877dedae16a2748..dc4b7a8b904e4b1ca88805c2b3a628a2bbce001b 100644
--- a/conformance_test/core_language_tests/negative_tests/22_communication_operations.script
+++ b/conformance_test/core_language_tests/negative_tests/22_communication_operations.script
@@ -4398,7 +4398,7 @@ module NegSem_220302_GetcallOperation_015 {
 <END_MODULE>
 
 <RESULT COUNT >
-error: The encoding format parameter for the '@decoded' modifier is only available to parameter redirects of universal charstrings
+error: The encoding formal parameter for the '@decoded' modifier is only available to parameter redirects of universal charstrings
 <END_RESULT>
 
 <END_TC>
@@ -5526,7 +5526,7 @@ module NegSem_220304_getreply_operation_012 {
 <END_MODULE>
 
 <RESULT COUNT >
-error: The encoding format parameter for the '@decoded' modifier is only available to parameter redirects of universal charstrings
+error: The encoding formal parameter for the '@decoded' modifier is only available to parameter redirects of universal charstrings
 <END_RESULT>
 
 <END_TC>