diff --git a/src/sfizz/Region.cpp b/src/sfizz/Region.cpp
index d2710e0e..1355fc67 100644
--- a/src/sfizz/Region.cpp
+++ b/src/sfizz/Region.cpp
@@ -1546,9 +1546,11 @@ bool sfz::Region::registerNoteOff(int noteNumber, float velocity, float randValu
     return false;
 }
 
+    #include<iostream>
 bool sfz::Region::registerCC(int ccNumber, float ccValue) noexcept
 {
     ASSERT(ccValue >= 0.0f && ccValue <= 1.0f);
+
     if (ccConditions.getWithDefault(ccNumber).containsWithEnd(ccValue))
         ccSwitched.set(ccNumber, true);
     else
diff --git a/tests/RegionActivationT.cpp b/tests/RegionActivationT.cpp
index 22723ff9..89a4254a 100644
--- a/tests/RegionActivationT.cpp
+++ b/tests/RegionActivationT.cpp
@@ -56,8 +56,8 @@ TEST_CASE("Region activation", "Region tests")
         REQUIRE(!region.isSwitchedOn());
         region.registerCC(54, 19_norm);
         REQUIRE(region.isSwitchedOn());
-        region.registerCC(54, 18_norm);
-        REQUIRE(region.isSwitchedOn());
+        region.registerCC(54, 17_norm);
+        REQUIRE(!region.isSwitchedOn());
         region.registerCC(54, 27_norm);
         REQUIRE(region.isSwitchedOn());
         region.registerCC(4, 56_norm);