diff --git a/Libraries/LibWeb/WebAudio/BaseAudioContext.cpp b/Libraries/LibWeb/WebAudio/BaseAudioContext.cpp
index 55f9be57631..39a3081b3be 100644
--- a/Libraries/LibWeb/WebAudio/BaseAudioContext.cpp
+++ b/Libraries/LibWeb/WebAudio/BaseAudioContext.cpp
@@ -91,6 +91,12 @@ WebIDL::ExceptionOr<GC::Ref<ChannelMergerNode>> BaseAudioContext::create_channel
     return ChannelMergerNode::create(realm(), *this, options);
 }
 
+// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-createconstantsource
+WebIDL::ExceptionOr<GC::Ref<ConstantSourceNode>> BaseAudioContext::create_constant_source()
+{
+    return ConstantSourceNode::create(realm(), *this);
+}
+
 // https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-createchannelsplitter
 WebIDL::ExceptionOr<GC::Ref<ChannelSplitterNode>> BaseAudioContext::create_channel_splitter(WebIDL::UnsignedLong number_of_outputs)
 {
diff --git a/Libraries/LibWeb/WebAudio/BaseAudioContext.h b/Libraries/LibWeb/WebAudio/BaseAudioContext.h
index 5b0af33c46c..23e5575fc8c 100644
--- a/Libraries/LibWeb/WebAudio/BaseAudioContext.h
+++ b/Libraries/LibWeb/WebAudio/BaseAudioContext.h
@@ -13,6 +13,7 @@
 #include <LibWeb/WebAudio/AudioListener.h>
 #include <LibWeb/WebAudio/BiquadFilterNode.h>
 #include <LibWeb/WebAudio/ChannelMergerNode.h>
+#include <LibWeb/WebAudio/ConstantSourceNode.h>
 #include <LibWeb/WebAudio/ChannelSplitterNode.h>
 #include <LibWeb/WebIDL/Types.h>
 
@@ -60,6 +61,7 @@ public:
     WebIDL::ExceptionOr<GC::Ref<AudioBuffer>> create_buffer(WebIDL::UnsignedLong number_of_channels, WebIDL::UnsignedLong length, float sample_rate);
     WebIDL::ExceptionOr<GC::Ref<AudioBufferSourceNode>> create_buffer_source();
     WebIDL::ExceptionOr<GC::Ref<ChannelMergerNode>> create_channel_merger(WebIDL::UnsignedLong number_of_inputs);
+    WebIDL::ExceptionOr<GC::Ref<ConstantSourceNode>> create_constant_source();
     WebIDL::ExceptionOr<GC::Ref<ChannelSplitterNode>> create_channel_splitter(WebIDL::UnsignedLong number_of_outputs);
     WebIDL::ExceptionOr<GC::Ref<OscillatorNode>> create_oscillator();
     WebIDL::ExceptionOr<GC::Ref<DynamicsCompressorNode>> create_dynamics_compressor();
diff --git a/Libraries/LibWeb/WebAudio/BaseAudioContext.idl b/Libraries/LibWeb/WebAudio/BaseAudioContext.idl
index d30a663a3c5..cb28f5f53fc 100644
--- a/Libraries/LibWeb/WebAudio/BaseAudioContext.idl
+++ b/Libraries/LibWeb/WebAudio/BaseAudioContext.idl
@@ -36,7 +36,7 @@ interface BaseAudioContext : EventTarget {
     AudioBufferSourceNode createBufferSource ();
     ChannelMergerNode createChannelMerger (optional unsigned long numberOfInputs = 6);
     ChannelSplitterNode createChannelSplitter (optional unsigned long numberOfOutputs = 6);
-    [FIXME] ConstantSourceNode createConstantSource ();
+    ConstantSourceNode createConstantSource ();
     [FIXME] ConvolverNode createConvolver ();
     [FIXME] DelayNode createDelay (optional double maxDelayTime = 1.0);
     DynamicsCompressorNode createDynamicsCompressor();