diff --git a/deps/deps-linux.cmake b/deps/deps-linux.cmake
index 2da289097..35522504c 100644
--- a/deps/deps-linux.cmake
+++ b/deps/deps-linux.cmake
@@ -26,6 +26,7 @@ ExternalProject_Add(dep_boost
         variant=release
         threading=multi
         boost.locale.icu=off
+        --disable-icu
         cflags=-fPIC
         cxxflags=-fPIC
         install
diff --git a/deps/deps-macos.cmake b/deps/deps-macos.cmake
index bf9501ca0..53ba008c3 100644
--- a/deps/deps-macos.cmake
+++ b/deps/deps-macos.cmake
@@ -33,6 +33,7 @@ ExternalProject_Add(dep_boost
         variant=release
         threading=multi
         boost.locale.icu=off
+        --disable-icu
         "cflags=-fPIC -mmacosx-version-min=${DEP_OSX_TARGET}"
         "cxxflags=-fPIC -mmacosx-version-min=${DEP_OSX_TARGET}"
         "mflags=-fPIC -mmacosx-version-min=${DEP_OSX_TARGET}"
diff --git a/deps/deps-windows.cmake b/deps/deps-windows.cmake
index 81d52b842..c0d80bb29 100644
--- a/deps/deps-windows.cmake
+++ b/deps/deps-windows.cmake
@@ -76,6 +76,7 @@ ExternalProject_Add(dep_boost
         variant=release
         threading=multi
         boost.locale.icu=off
+        --disable-icu
         "${DEP_BOOST_DEBUG}" release install
     INSTALL_COMMAND ""   # b2 does that already
 )