diff --git a/pkgs/tools/typesetting/tex/texlive/aggregate.nix b/pkgs/tools/typesetting/tex/texlive/aggregate.nix
index d19ff39e2a4..0846970662f 100644
--- a/pkgs/tools/typesetting/tex/texlive/aggregate.nix
+++ b/pkgs/tools/typesetting/tex/texlive/aggregate.nix
@@ -53,7 +53,7 @@ rec {
 
     rm -f $out/texmf*/ls-R
     for i in web2c texconfig fonts/map; do
-        mkdir -p $out/texmf-config/$i 
+        mkdir -p $out/texmf-config/$i
         cp -Lr $out/texmf*/$i/* $out/texmf-config/$i || true
     done
     chmod -R u+w $out/texmf-config
diff --git a/pkgs/tools/typesetting/tex/texlive/default.nix b/pkgs/tools/typesetting/tex/texlive/default.nix
index 3acfffafde2..d676acd2f28 100644
--- a/pkgs/tools/typesetting/tex/texlive/default.nix
+++ b/pkgs/tools/typesetting/tex/texlive/default.nix
@@ -81,7 +81,7 @@ rec {
 
     PATH=$PATH:$out/bin mktexlsr $out/share/texmf*
 
-    HOME=. PATH=$PATH:$out/bin updmap-sys --syncwithtrees
+    yes | HOME=. PATH=$PATH:$out/bin updmap-sys --syncwithtrees || echo $?
 
     # Prebuild the format files, as it used to be done with TeXLive 2007.
     # Luatex currently fails this way:
diff --git a/pkgs/tools/typesetting/tex/texlive/xcolor.nix b/pkgs/tools/typesetting/tex/texlive/xcolor.nix
index 892734afe46..f02bf351c3f 100644
--- a/pkgs/tools/typesetting/tex/texlive/xcolor.nix
+++ b/pkgs/tools/typesetting/tex/texlive/xcolor.nix
@@ -14,7 +14,7 @@ rec {
 
     mkdir -p $out/texmf-dist/tex/latex/xcolor
     mkdir -p $out/texmf-dist/dvips/xcolor
-    latex xcolor.ins 
+    latex xcolor.ins
     cp *.sty *.def $out/texmf-dist/tex/latex/xcolor
     cp *.pro $out/texmf-dist/dvips/xcolor