diff --git a/Dockerfile b/Dockerfile
index cab41b3..30ab24f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,14 +1,14 @@
 # Build stage
-FROM alpine:3.19.0 AS build
+FROM alpine:3.19.1 AS build
 
 # Install dependencies
 RUN apk add --no-cache gcc musl-dev make
 
 # Download and extract source
-RUN wget -qO- https://ftp.gnu.org/gnu/binutils/binutils-2.41.tar.xz | tar -xJ
+RUN wget -qO- https://ftp.gnu.org/gnu/binutils/binutils-2.42.tar.xz | tar -xJ
 
 # Build binutils
-WORKDIR /binutils-2.41
+WORKDIR /binutils-2.42
 RUN ./configure --target=powerpc-eabi --prefix=/target --disable-nls --disable-shared \
     && make -j$(nproc) configure-host \
     && make -j$(nproc) LDFLAGS=-all-static \
diff --git a/build-macos.sh b/build-macos.sh
index ba1b481..ddcf32a 100755
--- a/build-macos.sh
+++ b/build-macos.sh
@@ -1,7 +1,7 @@
 #!/bin/bash -ex
 PREFIX="$(pwd)/build"
-wget -qO- https://ftp.gnu.org/gnu/binutils/binutils-2.41.tar.xz | tar -xJ
-cd binutils-2.41
+wget -qO- https://ftp.gnu.org/gnu/binutils/binutils-2.42.tar.xz | tar -xJ
+cd binutils-2.42
 export CFLAGS="-arch arm64 -arch x86_64 -mmacosx-version-min=10.11"
 ./configure --target=powerpc-eabi --prefix="$PREFIX" --disable-nls --disable-shared --without-zstd
 make -j$(nproc) configure-host
diff --git a/build-windows.sh b/build-windows.sh
index 1cbcee6..36bfac4 100644
--- a/build-windows.sh
+++ b/build-windows.sh
@@ -1,7 +1,7 @@
 #!/bin/bash -ex
 PREFIX="$(pwd)/build"
-wget -qO- https://ftp.gnu.org/gnu/binutils/binutils-2.41.tar.xz | tar -xJ
-cd binutils-2.41
+wget -qO- https://ftp.gnu.org/gnu/binutils/binutils-2.42.tar.xz | tar -xJ
+cd binutils-2.42
 ./configure --target=powerpc-eabi --prefix="$PREFIX" --disable-nls --disable-shared
 make -j$(nproc) configure-host
 make -j$(nproc)