diff --git a/.github/workflows/branchbuild.yml b/.github/workflows/branchbuild.yml
index 8d63939..41bc9b1 100644
--- a/.github/workflows/branchbuild.yml
+++ b/.github/workflows/branchbuild.yml
@@ -60,7 +60,7 @@ jobs:
         run: |
           git clone https://github.com/rapidfuzz/rapidfuzz-cpp.git
           cd rapidfuzz-cpp
-          git checkout v3.1.0
+          git checkout v3.1.1
           mkdir build && cd build
           cmake .. -DCMAKE_BUILD_TYPE=Release
           cmake --build .
@@ -104,7 +104,7 @@ jobs:
         run: |
           git clone https://github.com/rapidfuzz/rapidfuzz-cpp.git
           cd rapidfuzz-cpp
-          git checkout v3.1.0
+          git checkout v3.1.1
           mkdir build && cd build
           cmake .. -DCMAKE_BUILD_TYPE=Release
           cmake --build .
diff --git a/CMakeLists.txt b/CMakeLists.txt
index f56056f..e8dead2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -110,7 +110,7 @@ else()
   add_library(Taskflow::Taskflow ALIAS Taskflow)
 endif()
 
-find_package(rapidfuzz 3.1.0 QUIET)
+find_package(rapidfuzz 3.1.1 QUIET)
 if(rapidfuzz_FOUND)
   message(STATUS "Using system supplied version of rapidfuzz-cpp")
 else()
diff --git a/extern/rapidfuzz-cpp b/extern/rapidfuzz-cpp
index 76befcc..c6a3ac8 160000
--- a/extern/rapidfuzz-cpp
+++ b/extern/rapidfuzz-cpp
@@ -1 +1 @@
-Subproject commit 76befcc17018426dd2a2d29c209c673b651a063e
+Subproject commit c6a3ac87c42ddf52f502dc3ed7001c8c2cefb900