diff --git a/cmake/ExternalDependencies.cmake b/cmake/ExternalDependencies.cmake
index 2c1bcf34..bb9b53db 100644
--- a/cmake/ExternalDependencies.cmake
+++ b/cmake/ExternalDependencies.cmake
@@ -22,7 +22,7 @@ endif()
 # cmake-format: off
 set(MQT_CORE_VERSION 2.7.0
     CACHE STRING "MQT Core version")
-set(MQT_CORE_REV "2ccf532b66998af376c256ae94a39eed802b990c"
+set(MQT_CORE_REV "9f885e4a47e3f65e380dbe855ef9fabcc5ed570e"
     CACHE STRING "MQT Core identifier (tag, branch or commit hash)")
 set(MQT_CORE_REPO_OWNER "cda-tum"
 	CACHE STRING "MQT Core repository owner (change when using a fork)")
diff --git a/test/test_simple_circuit_identities.cpp b/test/test_simple_circuit_identities.cpp
index 58650175..553e13cc 100644
--- a/test/test_simple_circuit_identities.cpp
+++ b/test/test_simple_circuit_identities.cpp
@@ -90,6 +90,12 @@ INSTANTIATE_TEST_SUITE_P(
                 "q[0], q[1];\n",
                 "OPENQASM 2.0;\ninclude \"qelib1.inc\";\nqreg q[2];\ns q[0]; s "
                 "q[1]; h q[0]; cx q[0],q[1]; cx q[1],q[0]; h q[1];\n"}},
+        std::pair{
+            "dcx_decomposition",
+            std::pair{"OPENQASM 2.0;\ninclude \"qelib1.inc\";\nqreg q[2];\ndcx "
+                      "q[0], q[1];\n",
+                      "OPENQASM 2.0;\ninclude \"qelib1.inc\";\nqreg q[2];\ncx "
+                      "q[0],q[1];\ncx q[1],q[0];\n"}},
         std::pair{"Global_Phase",
                   std::pair{"OPENQASM 2.0;\ninclude \"qelib1.inc\";\nqreg "
                             "q[1];\nz q[0]; x q[0]; z q[0];\n",