diff --git a/plugins/relay.py b/plugins/relay.py
index 8c3d6f7..8f3d48f 100644
--- a/plugins/relay.py
+++ b/plugins/relay.py
@@ -16,7 +16,7 @@ RELAY_UNLOADED_MSG = "Relay plugin unloaded."
 try:
     import cachetools
 except ImportError as e:
-    raise ImportError("PyLink Relay requires cachetools as of PyLink 2.1: https://pypi.org/project/cachetools/") from e
+    raise ImportError("PyLink Relay requires cachetools as of PyLink 3.0: https://pypi.org/project/cachetools/") from e
 
 try:
     import unidecode
diff --git a/plugins/servprotect.py b/plugins/servprotect.py
index a6031f5..d83f5ed 100644
--- a/plugins/servprotect.py
+++ b/plugins/servprotect.py
@@ -8,7 +8,7 @@ from pylinkirc.log import log
 try:
     from cachetools import TTLCache
 except ImportError:
-    log.warning('servprotect: expiringdict support is deprecated as of PyLink 2.1; consider installing cachetools instead')
+    log.warning('servprotect: expiringdict support is deprecated as of PyLink 3.0; consider installing cachetools instead')
     from expiringdict import ExpiringDict as TTLCache
 
 # check for definitions
diff --git a/protocols/inspircd.py b/protocols/inspircd.py
index e9aace0..3abbf46 100644
--- a/protocols/inspircd.py
+++ b/protocols/inspircd.py
@@ -513,7 +513,7 @@ class InspIRCdProtocol(TS6BaseProtocol):
                             "and should not be relied upon for anything important.",
                             self.name)
             elif protocol_version >= 1205 > self.proto_ver:
-                log.warning("(%s) PyLink 2.1 introduces native support for InspIRCd 3. "
+                log.warning("(%s) PyLink 3.0 introduces native support for InspIRCd 3. "
                             "You should enable this by setting the 'target_version' option in your "
                             "InspIRCd server block to 'insp3'. Otherwise, some features will not "
                             "work correctly!", self.name)