diff --git a/pkgs/applications/office/libreoffice/default.nix b/pkgs/applications/office/libreoffice/default.nix
index 63af5babca2..6b206bb13d9 100644
--- a/pkgs/applications/office/libreoffice/default.nix
+++ b/pkgs/applications/office/libreoffice/default.nix
@@ -76,7 +76,9 @@ in stdenv.mkDerivation rec {
 
   # For some reason librdf_redland sometimes refers to rasqal.h instead 
   # of rasqal/rasqal.h
-  NIX_CFLAGS_COMPILE="-I${librdf_rasqal}/include/rasqal";
+  # curl upgrade to 7.50.0 (#17152) changes the libcurl headers slightly and
+  # therefore requires the -fpermissive flag until this package gets updated
+  NIX_CFLAGS_COMPILE="-I${librdf_rasqal}/include/rasqal -fpermissive";
 
   # If we call 'configure', 'make' will then call configure again without parameters.
   # It's their system.
diff --git a/pkgs/applications/office/libreoffice/still.nix b/pkgs/applications/office/libreoffice/still.nix
index eadf4135630..248772b759f 100644
--- a/pkgs/applications/office/libreoffice/still.nix
+++ b/pkgs/applications/office/libreoffice/still.nix
@@ -76,7 +76,9 @@ in stdenv.mkDerivation rec {
 
   # For some reason librdf_redland sometimes refers to rasqal.h instead 
   # of rasqal/rasqal.h
-  NIX_CFLAGS_COMPILE="-I${librdf_rasqal}/include/rasqal";
+  # curl upgrade to 7.50.0 (#17152) changes the libcurl headers slightly and
+  # therefore requires the -fpermissive flag until this package gets updated
+  NIX_CFLAGS_COMPILE="-I${librdf_rasqal}/include/rasqal -fpermissive";
 
   # If we call 'configure', 'make' will then call configure again without parameters.
   # It's their system.