3 files changed, 9 insertions, 9 deletions
diff --git a/Master/texmf-dist/doc/fonts/fira/README b/Master/texmf-dist/doc/fonts/fira/README
index c0a12fb9daa..0bf2db2c47c 100644
--- a/Master/texmf-dist/doc/fonts/fira/README
+++ b/Master/texmf-dist/doc/fonts/fira/README
@@ -58,7 +58,7 @@ options activate those series as the default bold series.
 The book, light, extralight, ultralight and thin options
 activate those series as the default regular series. For
 Fira Mono, the medium option activates that series as the
-default regular series.
+default bold series.
 
 Commands \firaoldstyle, \firalining, \firatabular,
 \firaproportional, \firamonooldstyle and \firamonolining
diff --git a/Master/texmf-dist/tex/latex/fira/FiraMono.sty b/Master/texmf-dist/tex/latex/fira/FiraMono.sty
index 6cfe1f73ecc..4b08ce4e0b3 100644
--- a/Master/texmf-dist/tex/latex/fira/FiraMono.sty
+++ b/Master/texmf-dist/tex/latex/fira/FiraMono.sty
@@ -1,6 +1,6 @@
 \NeedsTeXFormat{LaTeX2e}
 \ProvidesPackage{FiraMono}
-    [2018/05/23 (Bob Tennent and autoinst)  Style file for Fira Mono fonts.]
+    [2018/08/22 (Bob Tennent and autoinst)  Style file for Fira Mono fonts.]
 
 % nomap option suggested by Harlan Lieberman-Berg (hlieberm@akamai.com) 2016-02-11
 
@@ -53,13 +53,13 @@
 \iffiramono@otf
   \def\firamono@boldstyle{Bold}
   \def\firamono@regstyle{Regular}
-  \iffiramono@medium\def\firamono@regstyle{Medium}\fi
+  \iffiramono@medium\def\firamono@boldstyle{Medium}\fi
 
 \else % type1
 
   \def\bfseries@tt{b}
   \def\mdseries@tt{m}
-  \iffiramono@medium\def\mdseries@tt{mb}\fi
+  \iffiramono@medium\def\bfseries@tt{mb}\fi
 \fi
 
 
diff --git a/Master/texmf-dist/tex/latex/fira/FiraSans.sty b/Master/texmf-dist/tex/latex/fira/FiraSans.sty
index 1eeb7f7ee98..ad719548afd 100644
--- a/Master/texmf-dist/tex/latex/fira/FiraSans.sty
+++ b/Master/texmf-dist/tex/latex/fira/FiraSans.sty
@@ -1,6 +1,6 @@
 \NeedsTeXFormat{LaTeX2e}
 \ProvidesPackage{FiraSans}
-    [2018/05/23 (Bob Tennent and autoinst)  Style file for Fira Sans fonts.]
+    [2018/08/22 (Bob Tennent and autoinst)  Style file for Fira Sans fonts.]
 
 \RequirePackage{ifxetex,ifluatex,xkeyval,textcomp}
 
@@ -85,13 +85,13 @@
 
 \iffira@otf
   \def\fira@boldstyle{Bold}
+  \iffira@medium\def\fira@boldstyle{Medium}\fi
   \iffira@semibold\def\fira@boldstyle{SemiBold}\fi
   \iffira@extrabold\def\fira@boldstyle{ExtraBold}\fi
   \iffira@heavy\def\fira@boldstyle{Heavy}\fi
 
   \def\fira@regstyle{Regular}
   \iffira@book\def\fira@regstyle{Book}\fi
-  \iffira@medium\def\fira@regstyle{Medium}\fi
   \iffira@light\def\fira@regstyle{Light}\fi
   \iffira@extralight\def\fira@regstyle{ExtraLight}\fi
   \iffira@ultralight\def\fira@regstyle{UltraLight}\fi
@@ -100,17 +100,17 @@
 \else % type1
 
   \def\bfseries@sf{b}
+  \iffira@medium\def\bfseries@sf{mb}\fi
   \iffira@semibold\def\bfseries@sf{sb}\fi
   \iffira@extrabold\def\bfseries@sf{eb}\fi
   \iffira@heavy\def\bfseries@sf{h}\fi
 
   \def\mdseries@sf{m}
-  \iffira@book\def\mdseries@sf{sl}\fi
-  \iffira@medium\def\mdseries@sf{mb}\fi
+  \iffira@book\def\mdseries@sf{o}\fi
   \iffira@light\def\mdseries@sf{l}\fi
   \iffira@extralight\def\mdseries@sf{el}\fi
   \iffira@ultralight\def\mdseries@sf{ul}\fi
-  \iffira@thin\def\mdseries@sf{t}\fi
+  \iffira@thin\def\mdseries@sf{i}\fi
 \fi