diff --git a/aedi/target/library_tier2.py b/aedi/target/library_tier2.py
index b621862e..b597f7ec 100644
--- a/aedi/target/library_tier2.py
+++ b/aedi/target/library_tier2.py
@@ -54,8 +54,8 @@ class FluidSynthTarget(base.CMakeStaticDependencyTarget):
 
     def prepare_source(self, state: BuildState):
         state.download_source(
-            'https://github.com/FluidSynth/fluidsynth/archive/refs/tags/v2.3.7.tar.gz',
-            '38d1d910783ab67c07a4d859d1aa95525979ff352b927e25b1ae894c774bb4c4',
+            'https://github.com/FluidSynth/fluidsynth/archive/refs/tags/v2.4.0.tar.gz',
+            'fd4d216a3030abc56a339985ab0506328660cd77b2d71dd98c240c58c03d8f7f',
             patches='fluidsynth-sf3-support')
 
     def configure(self, state: BuildState):