diff --git a/configure b/configure
index 44e25ccb7..0a8bae6c4 100755
--- a/configure
+++ b/configure
@@ -2801,8 +2801,8 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
-# expand $ac_aux_dir to an absolute path
-am_aux_dir=`cd $ac_aux_dir && pwd`
+# Expand $ac_aux_dir to an absolute path.
+am_aux_dir=`cd "$ac_aux_dir" && pwd`
 
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
@@ -3266,7 +3266,7 @@ IFS=$ac_save_IFS
 case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
 
 
-am__api_version='1.14'
+am__api_version='1.15'
 
 # Find a good install program.  We prefer a C program (faster),
 # so one script is as good as another.  But avoid the broken or
@@ -3455,7 +3455,7 @@ else
 $as_echo "$as_me: WARNING: 'missing' script is too old or missing" >&2;}
 fi
 
-if test x"${install_sh}" != xset; then
+if test x"${install_sh+set}" != xset; then
   case $am_aux_dir in
   *\ * | *\	*)
     install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;;
@@ -3846,8 +3846,8 @@ MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"}
 # <http://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
 mkdir_p='$(MKDIR_P)'
 
-# We need awk for the "check" target.  The system "awk" is bad on
-# some platforms.
+# We need awk for the "check" target (and possibly the TAP driver).  The
+# system "awk" is bad on some platforms.
 # Always define AMTAR for backward compatibility.  Yes, it's still used
 # in the wild :-(  We should find a proper way to deprecate it ...
 AMTAR='$${TAR-tar}'
@@ -4163,6 +4163,7 @@ fi
 
 
 
+
 # Define --wth-* and --enable-* arguments
 
 
@@ -5403,12 +5404,12 @@ if test -n "$libtorrent_CFLAGS"; then
     pkg_cv_libtorrent_CFLAGS="$libtorrent_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 1.0.0\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 1.0.0") 2>&5
+    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 1.0.6\""; } >&5
+  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 1.0.6") 2>&5
   ac_status=$?
   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_libtorrent_CFLAGS=`$PKG_CONFIG --cflags "libtorrent-rasterbar >= 1.0.0" 2>/dev/null`
+  pkg_cv_libtorrent_CFLAGS=`$PKG_CONFIG --cflags "libtorrent-rasterbar >= 1.0.6" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
 else
   pkg_failed=yes
@@ -5420,12 +5421,12 @@ if test -n "$libtorrent_LIBS"; then
     pkg_cv_libtorrent_LIBS="$libtorrent_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 1.0.0\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 1.0.0") 2>&5
+    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libtorrent-rasterbar >= 1.0.6\""; } >&5
+  ($PKG_CONFIG --exists --print-errors "libtorrent-rasterbar >= 1.0.6") 2>&5
   ac_status=$?
   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_libtorrent_LIBS=`$PKG_CONFIG --libs "libtorrent-rasterbar >= 1.0.0" 2>/dev/null`
+  pkg_cv_libtorrent_LIBS=`$PKG_CONFIG --libs "libtorrent-rasterbar >= 1.0.6" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
 else
   pkg_failed=yes
@@ -5446,14 +5447,14 @@ else
         _pkg_short_errors_supported=no
 fi
         if test $_pkg_short_errors_supported = yes; then
-	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "libtorrent-rasterbar >= 1.0.0" 2>&1`
+	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "libtorrent-rasterbar >= 1.0.6" 2>&1`
         else
-	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "libtorrent-rasterbar >= 1.0.0" 2>&1`
+	        libtorrent_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "libtorrent-rasterbar >= 1.0.6" 2>&1`
         fi
 	# Put the nasty error message in config.log where it belongs
 	echo "$libtorrent_PKG_ERRORS" >&5
 
-	as_fn_error $? "Package requirements (libtorrent-rasterbar >= 1.0.0) were not met:
+	as_fn_error $? "Package requirements (libtorrent-rasterbar >= 1.0.6) were not met:
 
 $libtorrent_PKG_ERRORS
 
diff --git a/configure.ac b/configure.ac
index 5ffe82707..893d4fee6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -197,7 +197,7 @@ AS_IF([test "x$with_qt5" = "xno"],
      ])
 
 PKG_CHECK_MODULES(libtorrent,
-                  [libtorrent-rasterbar >= 1.0.0],
+                  [libtorrent-rasterbar >= 1.0.6],
                   [CPPFLAGS="$libtorrent_CFLAGS $CPPFLAGS"
                   LIBS="$libtorrent_LIBS $LIBS"])