diff --git a/docbook/wsdg_src/WSDG_chapter_libraries.asciidoc b/docbook/wsdg_src/WSDG_chapter_libraries.asciidoc
index 2549749e56..b6eb8ae8d3 100644
--- a/docbook/wsdg_src/WSDG_chapter_libraries.asciidoc
+++ b/docbook/wsdg_src/WSDG_chapter_libraries.asciidoc
@@ -312,28 +312,6 @@ http://www.lua.org/download.html[].
 We provide a copy of the official package at
 https://anonsvn.wireshark.org/wireshark-win32-libs/trunk/packages/[].
 
-[[ChLibsPortAudio]]
-
-=== PortAudio (optional)
-
-The PortAudio library enables audio output for RTP streams.
-
-[[ChLibsUnixPortAudio]]
-
-==== Unix
-
-If this library isn't already installed or available as a
-package for your platform, you can get it at
-http://www.portaudio.com/download.html[].
-
-[[ChLibsWin32PortAudio]]
-
-==== Win32 MSVC
-
-The PortAudio sources are downloaded from
-https://anonsvn.wireshark.org/wireshark-win32-libs/trunk/packages/[] and compiled
-locally.
-
 [[ChLibsMaxMindDB]]
 
 === MaxMindDB (optional)
diff --git a/docbook/wsug_src/WSUG_chapter_build_install.asciidoc b/docbook/wsug_src/WSUG_chapter_build_install.asciidoc
index 2ed9f6d886..60461b91ef 100644
--- a/docbook/wsug_src/WSUG_chapter_build_install.asciidoc
+++ b/docbook/wsug_src/WSUG_chapter_build_install.asciidoc
@@ -378,7 +378,7 @@ Use the following command to install Wireshark under Gentoo Linux with all of
 the extra features:
 
 ----
-$ USE="c-ares ipv6 portaudio snmp ssl kerberos threads selinux" emerge wireshark
+$ USE="c-ares ipv6 snmp ssl kerberos threads selinux" emerge wireshark
 ----
 
 ==== Installing from packages under FreeBSD
diff --git a/version_info.c b/version_info.c
index 6c80bd9174..b6ddc6aea9 100644
--- a/version_info.c
+++ b/version_info.c
@@ -93,9 +93,8 @@ get_zlib_compiled_version_info(void)
  *
  * "append_info" is called at the end to append any additional
  * information after the standard library information.  This is
- * required in order to, for example, put the Portaudio information
- * at the end of the string, as we currently don't use Portaudio in
- * TShark.
+ * required in order to, for example, put Qt information at the
+ * end of the string, as we don't use Qt in TShark.
  */
 GString *
 get_compiled_version_info(void (*prepend_info)(GString *),
@@ -301,8 +300,8 @@ get_locale(void)
  *
  * "additional_info" is called at the end to append any additional
  * information; this is required in order to, for example, put the
- * Portaudio information at the end of the string, as we currently
- * don't use Portaudio in TShark.
+ * libcap information at the end of the string, as we currently
+ * don't use libcap in TShark.
  */
 GString *
 get_runtime_version_info(void (*additional_info)(GString *))
diff --git a/version_info.h b/version_info.h
index e581b67c19..4dfb74fab2 100644
--- a/version_info.h
+++ b/version_info.h
@@ -27,9 +27,8 @@ extern "C" {
  *
  * "append_info" is called at the end to append any additional
  * information after the standard library information.  This is
- * required in order to, for example, put the Portaudio information
- * at the end of the string, as we currently don't use Portaudio in
- * TShark.
+ * required in order to, for example, put Qt information at the
+ * end of the string, as we don't use Qt in TShark.
  */
 GString *get_compiled_version_info(void (*prepend_info)(GString *),
                                                  void (*append_info)(GString *));
@@ -40,8 +39,8 @@ GString *get_compiled_version_info(void (*prepend_info)(GString *),
  *
  * "additional_info" is called at the end to append any additional
  * information; this is required in order to, for example, put the
- * Portaudio information at the end of the string, as we currently
- * don't use Portaudio in TShark.
+ * libcap information at the end of the string, as we currently
+ * don't use libcap in TShark.
  */
 GString *get_runtime_version_info(void (*additional_info)(GString *));