diff --git a/src/sfizz/Synth.cpp b/src/sfizz/Synth.cpp
index 606d3497..c1983016 100644
--- a/src/sfizz/Synth.cpp
+++ b/src/sfizz/Synth.cpp
@@ -226,6 +226,9 @@ void sfz::Synth::handleMasterOpcodes(const std::vector<Opcode>& members)
             if (auto value = readOpcode(member.value, Default::polyphonyRange))
                 currentSet->setPolyphonyLimit(*value);
             break;
+        case hash("sw_default"):
+            setValueFromOpcode(member, defaultSwitch, Default::keyRange);
+            break;
         }
     }
 }
@@ -267,6 +270,9 @@ void sfz::Synth::handleGroupOpcodes(const std::vector<Opcode>& members, const st
         case hash("polyphony"):
             setValueFromOpcode(member, maxPolyphony, Default::polyphonyRange);
             break;
+        case hash("sw_default"):
+            setValueFromOpcode(member, defaultSwitch, Default::keyRange);
+            break;
         }
     };
 
diff --git a/tests/SynthT.cpp b/tests/SynthT.cpp
index a71cb91d..ef63db86 100644
--- a/tests/SynthT.cpp
+++ b/tests/SynthT.cpp
@@ -939,3 +939,45 @@ TEST_CASE("[Synth] If rt_dead is active the release sample can sound after the a
 
     REQUIRE( synth.getRegionView(1)->delayedReleases.empty() );
 }
+
+TEST_CASE("[Synth] sw_default works at a global level")
+{
+    sfz::Synth synth;
+    synth.loadSfzString(fs::current_path(), R"(
+        <global> sw_default=36 sw_lokey=36 sw_hikey=39
+        <region> sw_last=36 key=62 sample=*sine
+        <region> sw_last=37 key=63 sample=*sine
+    )");
+    synth.noteOn(0, 63, 85);
+    REQUIRE( synth.getNumActiveVoices(true) == 0 );
+    synth.noteOn(0, 62, 85);
+    REQUIRE( synth.getNumActiveVoices(true) == 1 );
+}
+
+TEST_CASE("[Synth] sw_default works at a master level")
+{
+    sfz::Synth synth;
+    synth.loadSfzString(fs::current_path(), R"(
+        <master> sw_default=36 sw_lokey=36 sw_hikey=39
+        <region> sw_last=36 key=62 sample=*sine
+        <region> sw_last=37 key=63 sample=*sine
+    )");
+    synth.noteOn(0, 63, 85);
+    REQUIRE( synth.getNumActiveVoices(true) == 0 );
+    synth.noteOn(0, 62, 85);
+    REQUIRE( synth.getNumActiveVoices(true) == 1 );
+}
+
+TEST_CASE("[Synth] sw_default works at a group level")
+{
+    sfz::Synth synth;
+    synth.loadSfzString(fs::current_path(), R"(
+        <group> sw_default=36 sw_lokey=36 sw_hikey=39
+        <region> sw_last=36 key=62 sample=*sine
+        <region> sw_last=37 key=63 sample=*sine
+    )");
+    synth.noteOn(0, 63, 85);
+    REQUIRE( synth.getNumActiveVoices(true) == 0 );
+    synth.noteOn(0, 62, 85);
+    REQUIRE( synth.getNumActiveVoices(true) == 1 );
+}