diff --git a/lib/doc/EmbeddedObjects.lyx b/lib/doc/EmbeddedObjects.lyx
index a673cd612d..1e8188b4f6 100644
--- a/lib/doc/EmbeddedObjects.lyx
+++ b/lib/doc/EmbeddedObjects.lyx
@@ -178,7 +178,7 @@ varwidth
 \default_output_format pdf2
 \output_sync 0
 \bibtex_command default
-\index_command default
+\index_command makeindex
 \paperfontsize 12
 \spacing single
 \use_hyperref true
diff --git a/lib/doc/Math.lyx b/lib/doc/Math.lyx
index 264a5aa8e1..0546a7633e 100644
--- a/lib/doc/Math.lyx
+++ b/lib/doc/Math.lyx
@@ -161,7 +161,7 @@ subequations
 \default_output_format pdf2
 \output_sync 0
 \bibtex_command default
-\index_command default
+\index_command makeindex
 \paperfontsize 12
 \spacing single
 \use_hyperref true
diff --git a/lib/doc/UserGuide.lyx b/lib/doc/UserGuide.lyx
index 751608fefc..92faf19ac6 100644
--- a/lib/doc/UserGuide.lyx
+++ b/lib/doc/UserGuide.lyx
@@ -77,7 +77,7 @@ logicalmkup
 \default_output_format default
 \output_sync 0
 \bibtex_command bibtex
-\index_command default
+\index_command makeindex
 \float_placement class
 \float_alignment class
 \paperfontsize 12
diff --git a/lib/doc/de/Additional.lyx b/lib/doc/de/Additional.lyx
index 7c0d73b0a2..e02b967324 100644
--- a/lib/doc/de/Additional.lyx
+++ b/lib/doc/de/Additional.lyx
@@ -63,7 +63,7 @@ shapepar
 \default_output_format pdf2
 \output_sync 0
 \bibtex_command default
-\index_command default
+\index_command makeindex
 \paperfontsize 12
 \spacing single
 \use_hyperref true
diff --git a/lib/doc/de/Math.lyx b/lib/doc/de/Math.lyx
index 2a0d8a7f17..f58c43afc5 100644
--- a/lib/doc/de/Math.lyx
+++ b/lib/doc/de/Math.lyx
@@ -171,7 +171,7 @@ subequations
 \default_output_format pdf2
 \output_sync 0
 \bibtex_command default
-\index_command default
+\index_command makeindex
 \paperfontsize 12
 \spacing single
 \use_hyperref true
diff --git a/lib/doc/es/EmbeddedObjects.lyx b/lib/doc/es/EmbeddedObjects.lyx
index 709c62c9f2..36d11a421b 100644
--- a/lib/doc/es/EmbeddedObjects.lyx
+++ b/lib/doc/es/EmbeddedObjects.lyx
@@ -182,7 +182,7 @@ varwidth
 \default_output_format pdf2
 \output_sync 0
 \bibtex_command default
-\index_command default
+\index_command makeindex
 \paperfontsize 12
 \spacing single
 \use_hyperref true
diff --git a/lib/doc/es/UserGuide.lyx b/lib/doc/es/UserGuide.lyx
index a8d5f4749d..a7c6848d9a 100644
--- a/lib/doc/es/UserGuide.lyx
+++ b/lib/doc/es/UserGuide.lyx
@@ -74,7 +74,7 @@ enumitem
 \default_output_format pdf2
 \output_sync 0
 \bibtex_command bibtex
-\index_command default
+\index_command makeindex
 \paperfontsize 12
 \spacing single
 \use_hyperref true
diff --git a/lib/doc/fr/UserGuide.lyx b/lib/doc/fr/UserGuide.lyx
index 9cff73c2ce..d826cc6449 100644
--- a/lib/doc/fr/UserGuide.lyx
+++ b/lib/doc/fr/UserGuide.lyx
@@ -89,7 +89,7 @@ logicalmkup
 \default_output_format pdf2
 \output_sync 0
 \bibtex_command bibtex
-\index_command default
+\index_command makeindex
 \paperfontsize 12
 \spacing single
 \use_hyperref true