diff --git a/pdf2htmlEX.1.in b/pdf2htmlEX.1.in
index d93b583..f426509 100644
--- a/pdf2htmlEX.1.in
+++ b/pdf2htmlEX.1.in
@@ -118,7 +118,7 @@ Output in fallback mode, for better accuracy and browser compatibility, but the
 Whether to process non-text objects (as images)
 
 .TP
-.B --process-outline <0|1> (Default: 0)
+.B --process-outline <0|1> (Default: 1)
 Whether to show outline in the generated HTML
 
 .SS Fonts
@@ -132,8 +132,9 @@ There are several base font defined in PDF standards, which are supposed to be p
 If this switch is on, local matched font will be used and embedded; otherwise only font names are exported such that web browsers may try to find proper fonts themselves.
 
 .TP
-.B --embed-external-font <0|1> (Default: 0)
-Similar as above but for non-base fonts.
+.B --embed-external-font <0|1> (Default: 1)
+Similar as `--embed-base-font` but for non-base fonts. If this switch is off, the corresponding fonts must be installed in the client side.
+
 
 .TP
 .B --font-suffix <suffix> (Default: .ttf)
diff --git a/src/pdf2htmlEX.cc b/src/pdf2htmlEX.cc
index 6afd395..d2cdccf 100644
--- a/src/pdf2htmlEX.cc
+++ b/src/pdf2htmlEX.cc
@@ -81,7 +81,7 @@ void parse_options (int argc, char **argv)
         
         // fonts
         .add("embed-base-font", &param.embed_base_font, 1, "embed local match for standard 14 fonts")
-        .add("embed-external-font", &param.embed_external_font, 0, "embed local match for external fonts")
+        .add("embed-external-font", &param.embed_external_font, 1, "embed local match for external fonts")
         .add("font-suffix", &param.font_suffix, ".ttf", "suffix for embedded font files (.ttf,.otf,.woff,.svg)")
         .add("decompose-ligature", &param.decompose_ligature, 0, "decompose ligatures, such as \uFB01 -> fi")
         .add("remove-unused-glyph", &param.remove_unused_glyph, 1, "remove unused glyphs in embedded fonts")