diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6bb21c1..347172f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 Changes
 =======
 
+* v2.5.0, January 22, 2019 -- update ladder data for balance patch 4.8.2
 * v2.4.0, November 21, 2018 -- update ladder data for balance patch 4.7.1
 * v2.3.0, November 18, 2018 -- bump sc2reader==1.3.0 for StarCraft 4.7, add Zeratul
 * v2.2.2, October 28, 2018 -- fix various LotV data, added more display names
diff --git a/setup.py b/setup.py
index 613383c..7096bdf 100644
--- a/setup.py
+++ b/setup.py
@@ -1,6 +1,6 @@
 from setuptools import find_packages, setup
 
-__version__ = "2.4.0"
+__version__ = "2.5.0"
 
 setup(
     name="spawningtool",
diff --git a/spawningtool/lotv_constants.py b/spawningtool/lotv_constants.py
index 37db4eb..c6132cb 100644
--- a/spawningtool/lotv_constants.py
+++ b/spawningtool/lotv_constants.py
@@ -166,7 +166,7 @@
         'built_from': ['Gateway', 'WarpGate'],
         },
     'Adept': {
-        'build_time': 27,
+        'build_time': 30,  # 27 -> 30 in 4.8.2
         'built_from': ['Gateway', 'WarpGate'],
         },
     'MothershipCore': {
@@ -617,7 +617,7 @@
         'display_name': 'Infernal Pre-Igniter',
         },
     'CycloneLockOnDamageUpgrade': {  # re-introduced in 4.7.1
-        'build_time': 79,
+        'build_time': 100,  # 79s -> 100s in 4.8.2
         'built_from': ['TechLab'],
         'display_name': 'Mag-Field Accelerator',
         'race': 'Terran',
@@ -694,7 +694,7 @@
         'built_from': ['FusionCore'],
         },
     'BattlecruiserEnableSpecializations': {
-        'build_time': 43,
+        'build_time': 100,  # 43 -> 100 in 4.8.2
         'built_from': ['FusionCore'],
         'display_name': 'Weapon Refit',
         },
@@ -760,7 +760,7 @@
         'built_from': ['CyberneticsCore'],
         },
     'WarpGateResearch': {
-        'build_time': 114,
+        'build_time': 100,  # 114s -> 100s in 4.8.2
         'built_from': ['CyberneticsCore'],
         'display_name': 'Warp Gate',
         },