diff --git a/src/common/theora.cpp b/src/common/theora.cpp
index 81130b19d..d81654318 100644
--- a/src/common/theora.cpp
+++ b/src/common/theora.cpp
@@ -35,7 +35,7 @@ theora_parse_identification_header(unsigned char *buffer,
   for (i = 0; 6 > i; ++i)
     header.theora_string[i] = bc.get_bits(8);
   if (strncmp(header.theora_string, "theora", 6))
-    throw mtx::theora::header_parsing_x(boost::format(Y("Wrong identifaction string: '%|1$6s|' != 'theora'")) % header.theora_string);
+    throw mtx::theora::header_parsing_x(boost::format(Y("Wrong identification string: '%|1$6s|' != 'theora'")) % header.theora_string);
 
   header.vmaj = bc.get_bits(8);
   header.vmin = bc.get_bits(8);
diff --git a/src/input/r_ogm.cpp b/src/input/r_ogm.cpp
index f072e9c21..7883cc121 100644
--- a/src/input/r_ogm.cpp
+++ b/src/input/r_ogm.cpp
@@ -1328,7 +1328,7 @@ ogm_v_theora_demuxer_c::initialize() {
     display_width  = theora.display_width;
     display_height = theora.display_height;
   } catch (mtx::theora::header_parsing_x &e) {
-    mxerror_tid(reader->m_ti.m_fname, track_id, boost::format(Y("The Theora identifaction header could not be parsed (%1%).\n")) % e.error());
+    mxerror_tid(reader->m_ti.m_fname, track_id, boost::format(Y("The Theora identification header could not be parsed (%1%).\n")) % e.error());
   }
 }