diff --git a/remwharead.1.adoc b/remwharead.1.adoc
index 43afa0d..a661fd4 100644
--- a/remwharead.1.adoc
+++ b/remwharead.1.adoc
@@ -2,7 +2,7 @@
 :doctype:       manpage
 :Author:        tastytea
 :Email:         tastytea@tastytea.de
-:Date:          2019-05-14
+:Date:          2019-05-16
 :Revision:      0.0.0
 :man source:    remwharead
 :man manual:    General Commands Manual
@@ -35,9 +35,9 @@ Export to _format_. Possible values are _csv_ and _asciidoc_.
 Save output to _file_. Default is stdout.
 
 *-s* _start_,_end_, *--span* _start_,_end_::
-Only export entries between _start_ and _end_. _start_ and _end_ are date and
-time representations according to ISO 8601. Time zones are ignored at the
-moment.
+Only export entries between and including _start_ and _end_. _start_ and _end_
+are date and time representations according to ISO 8601. Time zones are ignored
+at the moment. Example: `--span 2019-01-01,2019-02-10T12:30`.
 
 *-S* _attribute_, *--sort* _attribute_::
 Sort by _time_, _tag_ or _both_ (default) when exporting to _asciidoc_.
diff --git a/src/main.cpp b/src/main.cpp
index 58fc402..dd0aa8d 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -55,7 +55,8 @@ int main(const int argc, const char *argv[])
     {
     case export_format::csv:
     {
-        for (const Database::entry &entry : db.retrieve())
+        for (const Database::entry &entry
+                 : db.retrieve(opts.span[0], opts.span[1]))
         {
             string strtags;
             for (const string &tag : entry.tags)
@@ -75,7 +76,7 @@ int main(const int argc, const char *argv[])
     }
     case export_format::asciidoc:
     {
-        cerr << "AsciiDoc is not yet supported.\n";
+        cerr << "Error: AsciiDoc is not yet supported.\n";
         break;
     }
     default:
diff --git a/src/parse_options.hpp b/src/parse_options.hpp
index 8cbf8f0..add8160 100644
--- a/src/parse_options.hpp
+++ b/src/parse_options.hpp
@@ -37,7 +37,7 @@ typedef struct options
     vector<string> tags;
     export_format format = export_format::undefined;
     string file;
-    array<time_point, 2> span;
+    array<time_point, 2> span = { time_point(), system_clock::now() };
     sort_attribute sort = sort_attribute::both;
     string url;
     uint8_t status_code = 0;