diff --git a/PHI-CL/changelog.txt b/PHI-CL/changelog.txt
index 88535b4..c95e06c 100644
--- a/PHI-CL/changelog.txt
+++ b/PHI-CL/changelog.txt
@@ -3,7 +3,7 @@ Version: 3.0.133
 Date: 2026-01-18
 
   Changes:
-    - [GM] Some changes in code layout.
+    - [GM] Fixed an issue with setting the research in queue.
 
 ---------------------------------------------------------------------------------------------------
 Version: 3.0.132
diff --git a/PHI-CL/control.lua b/PHI-CL/control.lua
index a448627..1228d44 100644
--- a/PHI-CL/control.lua
+++ b/PHI-CL/control.lua
@@ -393,10 +393,10 @@ local function handle_research_queue(entity, combinator)
         end
 
         for _, ss in pairs(s) do
-            if ss.signal and ss.signal.type == 'virtual' and ss.signal.quality == 'normal' and ss.count > 0 then
-                local tn = ss.signal.name:gsub('signal-', '')
+            if ss.signal and (ss.signal.type and ss.signal.type == 'virtual') and (not ss.signal.quality or ss.signal.quality == 'normal') and ss.count > 0 then
+                local tn = ss.signal.name:sub(8)
 
-                if prototypes.technology[tn] and prototypes.technology[tn].enabled and prototypes.technology[tn].research_unit_count_formula then
+                if prototypes.technology[tn] and prototypes.technology[tn].enabled and prototypes.technology[tn].max_level then
                     for i=1, 7 do
                         if math.floor(ss.count / (2 ^ (7 + i))) % 2 == 1 then
                             storage.phi_cl.combinator.research_queue_set[i] = tn