diff --git a/wmake/scripts/AllwmakeParseArguments b/wmake/scripts/AllwmakeParseArguments
index dbed06e8579f7794eebe239e740f548ecb134309..0a29e26ac0f24f827c970e3a70ed967f4c384f3e 100644
--- a/wmake/scripts/AllwmakeParseArguments
+++ b/wmake/scripts/AllwmakeParseArguments
@@ -120,6 +120,9 @@ do
         # Prefix: openfoam (other)
         (o | openfoam)  FOAM_MODULE_PREFIX="${FOAM_LIBBIN%/*}" ;;
 
+        # Prefix: false (ie, 'disabled')
+        (false) FOAM_MODULE_PREFIX=false ;;
+
         # Prefix: directory (absolute or relative)
         (*)
             : "${FOAM_MODULE_PREFIX:=/usr/local}"  # Fallback (autoconf-like)
diff --git a/wmake/scripts/wmakeFunctions b/wmake/scripts/wmakeFunctions
index 154c4cfb0a47935af31d4a0d49eed02f6ac199a9..a5e310c1e152793eac78aa0fb62c078e113b87b0 100644
--- a/wmake/scripts/wmakeFunctions
+++ b/wmake/scripts/wmakeFunctions
@@ -71,6 +71,9 @@ setModulePrefix()
     # Prefix: openfoam (other)
     (o | openfoam)  FOAM_MODULE_PREFIX="${FOAM_LIBBIN%/*}" ;;
 
+    # Prefix: false (ie, 'disabled')
+    (false) FOAM_MODULE_PREFIX=false ;;
+
     # Prefix: directory (absolute or relative)
     (*)
         : "${FOAM_MODULE_PREFIX:=/usr/local}"  # Fallback (autoconf-like)