diff --git a/data/templates/default.latex b/data/templates/default.latex
index c98f53bb6..efc905741 100644
--- a/data/templates/default.latex
+++ b/data/templates/default.latex
@@ -181,6 +181,7 @@ $endif$
 \IfFileExists{microtype.sty}{% use microtype if available
   \usepackage[$for(microtypeoptions)$$microtypeoptions$$sep$,$endfor$]{microtype}
   \UseMicrotypeSet[protrusion]{basicmath} % disable protrusion for tt fonts
+  \DisableLigatures[?,!]{encoding=T1} % disable ?` and !` ligatures
 }{}
 $if(indent)$
 $else$
diff --git a/test/lhs-test.latex b/test/lhs-test.latex
index fdc344335..8c91c88a2 100644
--- a/test/lhs-test.latex
+++ b/test/lhs-test.latex
@@ -21,6 +21,7 @@
 \IfFileExists{microtype.sty}{% use microtype if available
   \usepackage[]{microtype}
   \UseMicrotypeSet[protrusion]{basicmath} % disable protrusion for tt fonts
+  \DisableLigatures[?,!]{encoding=T1} % disable ?` and !` ligatures
 }{}
 \makeatletter
 \@ifundefined{KOMAClassName}{% if non-KOMA class
diff --git a/test/lhs-test.latex+lhs b/test/lhs-test.latex+lhs
index f9149ba02..0062a8f2d 100644
--- a/test/lhs-test.latex+lhs
+++ b/test/lhs-test.latex+lhs
@@ -21,6 +21,7 @@
 \IfFileExists{microtype.sty}{% use microtype if available
   \usepackage[]{microtype}
   \UseMicrotypeSet[protrusion]{basicmath} % disable protrusion for tt fonts
+  \DisableLigatures[?,!]{encoding=T1} % disable ?` and !` ligatures
 }{}
 \makeatletter
 \@ifundefined{KOMAClassName}{% if non-KOMA class
diff --git a/test/writer.latex b/test/writer.latex
index abf772df4..a1cefc333 100644
--- a/test/writer.latex
+++ b/test/writer.latex
@@ -21,6 +21,7 @@
 \IfFileExists{microtype.sty}{% use microtype if available
   \usepackage[]{microtype}
   \UseMicrotypeSet[protrusion]{basicmath} % disable protrusion for tt fonts
+  \DisableLigatures[?,!]{encoding=T1} % disable ?` and !` ligatures
 }{}
 \makeatletter
 \@ifundefined{KOMAClassName}{% if non-KOMA class
diff --git a/test/writers-lang-and-dir.latex b/test/writers-lang-and-dir.latex
index d91f77325..2c6bc0001 100644
--- a/test/writers-lang-and-dir.latex
+++ b/test/writers-lang-and-dir.latex
@@ -22,6 +22,7 @@
 \IfFileExists{microtype.sty}{% use microtype if available
   \usepackage[]{microtype}
   \UseMicrotypeSet[protrusion]{basicmath} % disable protrusion for tt fonts
+  \DisableLigatures[?,!]{encoding=T1} % disable ?` and !` ligatures
 }{}
 \makeatletter
 \@ifundefined{KOMAClassName}{% if non-KOMA class