diff -r abb42ba345b6 -r a5be3ef4bbbe share/hedgewars/Data/Scripts/OfficialChallengeHashes.lua
--- a/share/hedgewars/Data/Scripts/OfficialChallengeHashes.lua	Fri Nov 02 09:45:54 2018 +0100
+++ b/share/hedgewars/Data/Scripts/OfficialChallengeHashes.lua	Fri Nov 02 10:31:08 2018 +0100
@@ -1,31 +1,32 @@
 official_racer_maps = {
-    ["Border,60526986531,838018718"] = "Racer Challenge #1"
-    , ["Border,71022545335,-490229244"] = "Racer Challenge #2"
-    , ["Border,40469748943,806689586"] = "Racer Challenge #3"
-    , ["85940488650,-134869715"] = "Racer Challenge #4"
-    , ["62080348735,-661895109"] = "Racer Challenge #5"
-    , ["56818170733,479034891"] = "Racer Challenge #6"
-    , ["Border,25372705797,1770509913"] = "Racer Challenge #7"
-    , ["Border,10917540013,1902370941"] = "Racer Challenge #8"
-    , ["Border,43890274319,185940363"] = "Racer Challenge #9"
-    , ["Border,27870148394,751885839"] = "Racer Challenge #10"
-    , ["Border,22647869226,178845011"] = "Racer Challenge #11"
-    , ["Border,46954401793,706743197"] = "Racer Challenge #12"
-    , ["Border,60760377667,157242054"] = "Racer Challenge #13"
-    , ["Border,51825989393,-1585582638"] = "Racer Challenge #14"
-    , ["81841189250,256715557"] = "Racer Challenge #15"
-    , ["Border,44246064625,-528106034"] = "Racer Challenge #16"
-    , ["60906776802,-1389184823"] = "Racer Challenge #17"
-    , ["Border,70774747774,-534640804"] = "Racer Challenge #18"
-    , ["Border,50512019610,-1839546856"] = "Racer Challenge #19"
-    , ["60715683005,-281312897"] = "Racer Challenge #20"
+    ["Border,60526986531,-1902170174"] = "Racer Challenge #1"
+    , ["Border,71022545335,-68467181"] = "Racer Challenge #2"
+    , ["Border,40469748943,-1955933813"] = "Racer Challenge #3"
+    , ["85940488650,1891067114"] = "Racer Challenge #4"
+    , ["62080348735,186146414"] = "Racer Challenge #5"
+    , ["56818170733,1680930033"] = "Racer Challenge #6"
+    , ["Border,25372705797,-2143001865"] = "Racer Challenge #7"
+    , ["Border,10917540013,1294253786"] = "Racer Challenge #8"
+    , ["Border,43890274319,-691113420"] = "Racer Challenge #9"
+    , ["Border,27870148394,1263586737"] = "Racer Challenge #10"
+    , ["Border,22647869226,-1011473400"] = "Racer Challenge #11"
+    , ["Border,46954401793,-164671701"] = "Racer Challenge #12"
+    , ["Border,60760377667,458374282"] = "Racer Challenge #13"
+    , ["Border,51825989393,-589164698"] = "Racer Challenge #14"
+    , ["81841189250,-1216146050"] = "Racer Challenge #15"
+    , ["Border,44246064625,-898958339"] = "Racer Challenge #16"
+    -- TODO: Add Racer Challenge #17
+    --, ["?????,?????"] = "Racer Challenge #17"
+    , ["Border,70774747774,1976202242"] = "Racer Challenge #18"
+    , ["Border,50512019610,122061403"] = "Racer Challenge #19"
+    , ["60715683005,45638031"] = "Racer Challenge #20"
 -- tech racer
-    , ["Border,19661006772,-975391975"] = "Tech Racer #1"
-    , ["Border,19661306766,-975391975"] = "Tech Racer #2"
-    , ["Border,19661606760,-975391975"] = "Tech Racer #3"
-    , ["Border,19661906754,-975391975"] = "Tech Racer #4"
-    , ["Border,19662206748,-975391975"] = "Tech Racer #5"
-    , ["Border,19662506742,-975391975"] = "Tech Racer #6"
-    , ["Border,19662806736,-975391975"] = "Tech Racer #7"
-    , ["Border,19663106730,-975391975"] = "Tech Racer #8"
+    , ["Border,19661006772,634694529"] = "Tech Racer #1"
+    , ["Border,19661306766,634694529"] = "Tech Racer #2"
+    , ["Border,19661606760,634694529"] = "Tech Racer #3"
+    , ["Border,19661906754,634694529"] = "Tech Racer #4"
+    , ["Border,19662206748,634694529"] = "Tech Racer #5"
+    , ["Border,19662506742,634694529"] = "Tech Racer #6"
+    , ["Border,19662806736,634694529"] = "Tech Racer #7"
+    , ["Border,19663106730,634694529"] = "Tech Racer #8"
 }