diff --git a/src/h1/xsk/lexer.cpp b/src/h1/xsk/lexer.cpp
index ca0a4e84..b8d739f6 100644
--- a/src/h1/xsk/lexer.cpp
+++ b/src/h1/xsk/lexer.cpp
@@ -282,7 +282,7 @@ auto lexer::lex() -> parser::symbol_type
                         if (state == reader::end)
                             break;
 
-                        if (last == '\\' && curr == '\r' || curr == '\n')
+                        if (last == '\\' && (curr == '\r' || curr == '\n'))
                         {
                             reader_.advance();
 
diff --git a/src/h2/xsk/lexer.cpp b/src/h2/xsk/lexer.cpp
index 05b98a02..f35f0a19 100644
--- a/src/h2/xsk/lexer.cpp
+++ b/src/h2/xsk/lexer.cpp
@@ -282,7 +282,7 @@ auto lexer::lex() -> parser::symbol_type
                         if (state == reader::end)
                             break;
 
-                        if (last == '\\' && curr == '\r' || curr == '\n')
+                        if (last == '\\' && (curr == '\r' || curr == '\n'))
                         {
                             reader_.advance();
 
diff --git a/src/iw5/xsk/lexer.cpp b/src/iw5/xsk/lexer.cpp
index 1a9182b4..51bde4b0 100644
--- a/src/iw5/xsk/lexer.cpp
+++ b/src/iw5/xsk/lexer.cpp
@@ -281,7 +281,7 @@ auto lexer::lex() -> parser::symbol_type
                         if (state == reader::end)
                             break;
 
-                        if (last == '\\' && curr == '\r' || curr == '\n')
+                        if (last == '\\' && (curr == '\r' || curr == '\n'))
                         {
                             reader_.advance();
 
diff --git a/src/iw6/xsk/lexer.cpp b/src/iw6/xsk/lexer.cpp
index 56771da2..d5371cd0 100644
--- a/src/iw6/xsk/lexer.cpp
+++ b/src/iw6/xsk/lexer.cpp
@@ -281,7 +281,7 @@ auto lexer::lex() -> parser::symbol_type
                         if (state == reader::end)
                             break;
 
-                        if (last == '\\' && curr == '\r' || curr == '\n')
+                        if (last == '\\' && (curr == '\r' || curr == '\n'))
                         {
                             reader_.advance();
 
diff --git a/src/iw7/xsk/lexer.cpp b/src/iw7/xsk/lexer.cpp
index 6a43c714..1e758226 100644
--- a/src/iw7/xsk/lexer.cpp
+++ b/src/iw7/xsk/lexer.cpp
@@ -281,7 +281,7 @@ auto lexer::lex() -> parser::symbol_type
                         if (state == reader::end)
                             break;
 
-                        if (last == '\\' && curr == '\r' || curr == '\n')
+                        if (last == '\\' && (curr == '\r' || curr == '\n'))
                         {
                             reader_.advance();
 
diff --git a/src/iw8/xsk/lexer.cpp b/src/iw8/xsk/lexer.cpp
index d9db82f2..68b60fea 100644
--- a/src/iw8/xsk/lexer.cpp
+++ b/src/iw8/xsk/lexer.cpp
@@ -284,7 +284,7 @@ auto lexer::lex() -> parser::symbol_type
                         if (state == reader::end)
                             break;
 
-                        if (last == '\\' && curr == '\r' || curr == '\n')
+                        if (last == '\\' && (curr == '\r' || curr == '\n'))
                         {
                             reader_.advance();
 
diff --git a/src/s1/xsk/lexer.cpp b/src/s1/xsk/lexer.cpp
index 9d336402..9e5dc90f 100644
--- a/src/s1/xsk/lexer.cpp
+++ b/src/s1/xsk/lexer.cpp
@@ -282,7 +282,7 @@ auto lexer::lex() -> parser::symbol_type
                         if (state == reader::end)
                             break;
 
-                        if (last == '\\' && curr == '\r' || curr == '\n')
+                        if (last == '\\' && (curr == '\r' || curr == '\n'))
                         {
                             reader_.advance();
 
diff --git a/src/s2/xsk/lexer.cpp b/src/s2/xsk/lexer.cpp
index 8853ab41..54e51d8d 100644
--- a/src/s2/xsk/lexer.cpp
+++ b/src/s2/xsk/lexer.cpp
@@ -282,7 +282,7 @@ auto lexer::lex() -> parser::symbol_type
                         if (state == reader::end)
                             break;
 
-                        if (last == '\\' && curr == '\r' || curr == '\n')
+                        if (last == '\\' && (curr == '\r' || curr == '\n'))
                         {
                             reader_.advance();
 
diff --git a/src/s4/xsk/lexer.cpp b/src/s4/xsk/lexer.cpp
index 3aa04f6a..45baf843 100644
--- a/src/s4/xsk/lexer.cpp
+++ b/src/s4/xsk/lexer.cpp
@@ -284,7 +284,7 @@ auto lexer::lex() -> parser::symbol_type
                         if (state == reader::end)
                             break;
 
-                        if (last == '\\' && curr == '\r' || curr == '\n')
+                        if (last == '\\' && (curr == '\r' || curr == '\n'))
                         {
                             reader_.advance();