diff --git a/src/test/scala/SMTLIB2Spec.scala b/src/test/scala/SMTLIB2Spec.scala
index 502fba63..f2437cca 100644
--- a/src/test/scala/SMTLIB2Spec.scala
+++ b/src/test/scala/SMTLIB2Spec.scala
@@ -439,6 +439,9 @@ class SMTLIB2Spec extends AnyFlatSpec {
   "test-instance-procedure-call-7.ucl" should "verify all assertions." in {
     SMTLIB2Spec.expectedFails("./test/test-instance-procedure-call-7.ucl", 0)
   }
+  "test-instance-procedure-calls-1.ucl" should "verify all assertions." in {
+    VerifierSpec.expectedFails("./test/test-instance-procedure-call-0.ucl", 0)
+  }
   "sp-basic.ucl" should "verify all assertions." in {
     SMTLIB2Spec.expectedFails("./test/sp-basic.ucl", 0)
   }
diff --git a/src/test/scala/VerifierSpec.scala b/src/test/scala/VerifierSpec.scala
index bf698bac..40b41002 100644
--- a/src/test/scala/VerifierSpec.scala
+++ b/src/test/scala/VerifierSpec.scala
@@ -556,6 +556,9 @@ class ModuleVerifSpec extends AnyFlatSpec {
   "test-instance-procedure-call-7.ucl" should "verify all assertions." in {
     VerifierSpec.expectedFails("./test/test-instance-procedure-call-7.ucl", 0)
   }
+  "test-instance-procedure-calls-1.ucl" should "verify all assertions." in {
+    VerifierSpec.expectedFails("./test/test-instance-procedure-call-0.ucl", 0)
+  }
   "sp-basic.ucl" should "verify all assertions." in {
     VerifierSpec.expectedFails("./test/sp-basic.ucl", 0)
   }