diff --git a/docs/guestfs-building.pod b/docs/guestfs-building.pod
index de175aaff..aef716ffc 100644
--- a/docs/guestfs-building.pod
+++ b/docs/guestfs-building.pod
@@ -185,10 +185,6 @@ I<Required>.
 
 I<Required>.
 
-=item Jansson E<ge> 2.7
-
-I<Required>.
-
 =item json-c E<ge> 0.14
 
 I<Required>.
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 60567b04b..6949884d5 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -138,7 +138,6 @@ libguestfs_la_CFLAGS = \
 	$(PCRE2_CFLAGS) \
 	$(LIBVIRT_CFLAGS) \
 	$(LIBXML2_CFLAGS) \
-	$(JANSSON_CFLAGS) \
 	$(JSON_C_CFLAGS)
 
 libguestfs_la_LIBADD = \
@@ -150,7 +149,6 @@ libguestfs_la_LIBADD = \
 	$(PCRE2_LIBS) \
 	$(LIBVIRT_LIBS) $(LIBXML2_LIBS) \
 	$(SELINUX_LIBS) \
-	$(JANSSON_LIBS) \
 	$(JSON_C_LIBS) \
 	../gnulib/lib/libgnu.la \
 	$(LIBSOCKET) \
diff --git a/m4/guestfs-libraries.m4 b/m4/guestfs-libraries.m4
index ee406d273..515651717 100644
--- a/m4/guestfs-libraries.m4
+++ b/m4/guestfs-libraries.m4
@@ -301,9 +301,6 @@ LIBS="$LIBS $LIBXML2_LIBS"
 AC_CHECK_FUNCS([xmlBufferDetach])
 LIBS="$old_LIBS"
 
-dnl Check for Jansson JSON library (required).
-PKG_CHECK_MODULES([JANSSON], [jansson >= 2.7])
-
 dnl Check for JSON-C library (required).
 PKG_CHECK_MODULES([JSON_C], [json-c >= 0.14])