diff --git a/Makefile.am b/Makefile.am
index 73f73bb1..567bc82c 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -151,6 +151,7 @@ src_libespeak_ng_la_SOURCES = \
 	src/libespeak-ng/espeak_api.c \
 	src/libespeak-ng/ieee80.c \
 	src/libespeak-ng/intonation.c \
+	src/libespeak-ng/mnemonics.c \
 	src/libespeak-ng/numbers.c \
 	src/libespeak-ng/readclause.c \
 	src/libespeak-ng/phoneme.c \
@@ -212,6 +213,7 @@ noinst_bin_PROGRAMS += tests/encoding.test
 tests_encoding_test_CFLAGS = -Isrc/libespeak-ng -Isrc/include -D _POSIX_C_SOURCE=200112L ${AM_CFLAGS}
 tests_encoding_test_SOURCES = \
 	src/libespeak-ng/encoding.c \
+	src/libespeak-ng/mnemonics.c \
 	tests/encoding.c
 
 ##### phoneme data:
diff --git a/src/libespeak-ng/compiledict.c b/src/libespeak-ng/compiledict.c
index 55ebb78b..7bd022e2 100644
--- a/src/libespeak-ng/compiledict.c
+++ b/src/libespeak-ng/compiledict.c
@@ -1,7 +1,7 @@
 /*
  * Copyright (C) 2005 to 2014 by Jonathan Duddington
  * email: jonsd@users.sourceforge.net
- * Copyright (C) 2015-2016 Reece H. Dunn
+ * Copyright (C) 2015-2017 Reece H. Dunn
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -173,17 +173,6 @@ int isspace2(unsigned int c)
 	return 1;
 }
 
-// Lookup a mnemonic string in a table, return its name
-const char *LookupMnemName(MNEM_TAB *table, const int value)
-{
-	while (table->mnem != NULL) {
-		if (table->value == value)
-			return table->mnem;
-		table++;
-	}
-	return ""; // not found
-}
-
 void print_dictionary_flags(unsigned int *flags, char *buf, int buf_len)
 {
 	int stress;
diff --git a/src/libespeak-ng/dictionary.c b/src/libespeak-ng/dictionary.c
index 98616e63..5801d26d 100644
--- a/src/libespeak-ng/dictionary.c
+++ b/src/libespeak-ng/dictionary.c
@@ -1,7 +1,7 @@
 /*
  * Copyright (C) 2005 to 2014 by Jonathan Duddington
  * email: jonsd@users.sourceforge.net
- * Copyright (C) 2013-2016 Reece H. Dunn
+ * Copyright (C) 2013-2017 Reece H. Dunn
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -104,16 +104,6 @@ int Reverse4Bytes(int word)
 #endif
 }
 
-int LookupMnem(MNEM_TAB *table, const char *string)
-{
-	while (table->mnem != NULL) {
-		if (strcmp(string, table->mnem) == 0)
-			return table->value;
-		table++;
-	}
-	return table->value;
-}
-
 static void InitGroups(Translator *tr)
 {
 	// Called after dictionary 1 is loaded, to set up table of entry points for translation rule chains
diff --git a/src/libespeak-ng/encoding.c b/src/libespeak-ng/encoding.c
index 71605ad0..550c49a2 100644
--- a/src/libespeak-ng/encoding.c
+++ b/src/libespeak-ng/encoding.c
@@ -17,24 +17,10 @@
 
 #include "config.h"
 
-#include <string.h>
-
 #include <espeak-ng/espeak_ng.h>
 
 #include "speech.h"
 
-static int
-LookupMnemValue(MNEM_TAB *table,
-                const char *string)
-{
-	while (table->mnem != NULL) {
-		if (strcmp(string, table->mnem) == 0)
-			return table->value;
-		table++;
-	}
-	return table->value;
-}
-
 MNEM_TAB mnem_encoding[] = {
 	{ NULL,              ESPEAKNG_ENCODING_UNKNOWN }
 };
@@ -44,7 +30,7 @@ MNEM_TAB mnem_encoding[] = {
 espeak_ng_ENCODING
 espeak_ng_EncodingFromName(const char *encoding)
 {
-	return LookupMnemValue(mnem_encoding, encoding);
+	return LookupMnem(mnem_encoding, encoding);
 }
 
 #pragma GCC visibility pop
diff --git a/src/libespeak-ng/mnemonics.c b/src/libespeak-ng/mnemonics.c
new file mode 100644
index 00000000..9bc90a9a
--- /dev/null
+++ b/src/libespeak-ng/mnemonics.c
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2005 to 2014 by Jonathan Duddington
+ * email: jonsd@users.sourceforge.net
+ * Copyright (C) 2013-2017 Reece H. Dunn
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see: <http://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <string.h>
+
+#include <espeak-ng/espeak_ng.h>
+
+#include "speech.h"
+
+int LookupMnem(MNEM_TAB *table, const char *string)
+{
+	while (table->mnem != NULL) {
+		if (strcmp(string, table->mnem) == 0)
+			return table->value;
+		table++;
+	}
+	return table->value;
+}
+
+const char *LookupMnemName(MNEM_TAB *table, const int value)
+{
+	while (table->mnem != NULL) {
+		if (table->value == value)
+			return table->mnem;
+		table++;
+	}
+	return ""; // not found
+}
diff --git a/src/libespeak-ng/speech.h b/src/libespeak-ng/speech.h
index cc14e20c..6f703b87 100644
--- a/src/libespeak-ng/speech.h
+++ b/src/libespeak-ng/speech.h
@@ -64,6 +64,7 @@ typedef struct {
 	int value;
 } MNEM_TAB;
 int LookupMnem(MNEM_TAB *table, const char *string);
+const char *LookupMnemName(MNEM_TAB *table, const int value);
 
 void cancel_audio(void);