diff --git a/app/src/main/java/io/github/wulkanowy/ui/modules/grade/summary/GradeSummaryAdapter.kt b/app/src/main/java/io/github/wulkanowy/ui/modules/grade/summary/GradeSummaryAdapter.kt
index 9a888ddc..0754361c 100644
--- a/app/src/main/java/io/github/wulkanowy/ui/modules/grade/summary/GradeSummaryAdapter.kt
+++ b/app/src/main/java/io/github/wulkanowy/ui/modules/grade/summary/GradeSummaryAdapter.kt
@@ -59,6 +59,7 @@ class GradeSummaryAdapter @Inject constructor(
         val context = binding.root.context
         val finalItemsCount = items.count { it.finalGrade.matches("[0-6][+-]?".toRegex()) }
         val calculatedItemsCount = items.count { value -> value.average != 0.0 }
+        val allItemsCount = items.count { !it.subject.equals("zachowanie", true) }
         val finalAverage = items.calcAverage(
             preferencesRepository.gradePlusModifier,
             preferencesRepository.gradeMinusModifier
@@ -72,11 +73,15 @@ class GradeSummaryAdapter @Inject constructor(
             gradeSummaryScrollableHeaderFinal.text = formatAverage(finalAverage)
             gradeSummaryScrollableHeaderCalculated.text = formatAverage(calculatedAverage)
             gradeSummaryScrollableHeaderFinalSubjectCount.text =
-                context.getString(R.string.grade_summary_from_subjects, finalItemsCount, items.size)
+                context.getString(
+                    R.string.grade_summary_from_subjects,
+                    finalItemsCount,
+                    allItemsCount
+                )
             gradeSummaryScrollableHeaderCalculatedSubjectCount.text = context.getString(
                 R.string.grade_summary_from_subjects,
                 calculatedItemsCount,
-                items.size
+                allItemsCount
             )
         }
     }
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index b655769d..ee911cfb 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -101,7 +101,7 @@
     <string name="grade_summary_predicted_grade">Predicted grade</string>
     <string name="grade_summary_calculated_average">Calculated average</string>
     <string name="grade_summary_final_average">Final average</string>
-    <string name="grade_summary_from_subjects">From %1$d of %2$d subjects</string>
+    <string name="grade_summary_from_subjects">from %1$d of %2$d subjects</string>
     <string name="grade_menu_summary">Summary</string>
     <string name="grade_menu_statistics">Class</string>
     <string name="grade_menu_read">Mark as read</string>