diff --git a/recipes/incoming-clib/libjpeg-turbo.toml b/recipes/incoming-clib/libjpeg-turbo.toml
index 9c345f73..40999126 100644
--- a/recipes/incoming-clib/libjpeg-turbo.toml
+++ b/recipes/incoming-clib/libjpeg-turbo.toml
@@ -9,7 +9,9 @@ compiler = "zig-cc"
 target   = "x86_64-linux-musl"
 link     = "static"
 [build.phases]
-configure = "cmake -S . -B build -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=Release -DENABLE_SHARED=0 -DENABLE_STATIC=1 -DWITH_SIMD=0"
+# CMAKE_INSTALL_LIBDIR=lib: por defecto mete .pc/lib en /usr/lib64 (outlier del lab, que usa /usr/lib);
+# eso rompía pkg-config de quien lo requiere (libtiff→libjpeg, GTK4).
+configure = "cmake -S . -B build -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_INSTALL_LIBDIR=lib -DCMAKE_BUILD_TYPE=Release -DENABLE_SHARED=0 -DENABLE_STATIC=1 -DWITH_SIMD=0"
 compile   = "cmake --build build"
 install   = "DESTDIR=/out cmake --install build"
 [deps]