diff --git a/install/fpinst/install.dos b/install/fpinst/install.dos
index 54ea78cb98..47d8c490c6 100644
--- a/install/fpinst/install.dos
+++ b/install/fpinst/install.dos
@@ -146,7 +146,7 @@ defaultcfg=
 -Fi$1/source/rtl/inc;$1/source/rtl/i386
 
 # searchpath for objectfiles
--Fo$1/source/rtl/inc;$1/source/rtl/i386
+#-Fo$1/source/rtl/inc;$1/source/rtl/i386
 
 # searchpath for units and other system dependent things
 #IFDEF Go32V1
diff --git a/install/fpinst/install.lin b/install/fpinst/install.lin
index 530ab76dd1..8e5081e973 100644
--- a/install/fpinst/install.lin
+++ b/install/fpinst/install.lin
@@ -144,7 +144,7 @@ defaultcfg=
 -Fi$1/source/rtl/inc;$1/source/rtl/i386
 
 # searchpath for objectfiles
--Fo$1/source/rtl/inc;$1/source/rtl/i386
+#-Fo$1/source/rtl/inc;$1/source/rtl/i386
 
 # searchpath for units and other system dependent things
 #IFDEF Go32V1
diff --git a/install/fpinst/install.os2 b/install/fpinst/install.os2
index fa62309c26..8f51eb17fa 100644
--- a/install/fpinst/install.os2
+++ b/install/fpinst/install.os2
@@ -144,7 +144,7 @@ defaultcfg=
 -Fi$1/source/rtl/inc;$1/source/rtl/i386
 
 # searchpath for objectfiles
--Fo$1/source/rtl/inc;$1/source/rtl/i386
+#-Fo$1/source/rtl/inc;$1/source/rtl/i386
 
 # searchpath for units and other system dependent things
 #IFDEF Go32V1
diff --git a/install/fpinst/install.w32 b/install/fpinst/install.w32
index 58e15cc8f6..1950c0ba10 100644
--- a/install/fpinst/install.w32
+++ b/install/fpinst/install.w32
@@ -146,7 +146,7 @@ defaultcfg=
 -Fi$1/source/rtl/inc;$1/source/rtl/i386
 
 # searchpath for objectfiles
--Fo$1/source/rtl/inc;$1/source/rtl/i386
+#-Fo$1/source/rtl/inc;$1/source/rtl/i386
 
 # searchpath for units and other system dependent things
 #IFDEF Go32V1