diff --git a/src/parser/tokenizer.rs b/src/parser/tokenizer.rs
index a86c754..e818134 100644
--- a/src/parser/tokenizer.rs
+++ b/src/parser/tokenizer.rs
@@ -36,14 +36,7 @@ pub fn tokenize(query: &str) -> Result<Vec<Token>, String> {
             ')' => tokens.push(Token::CloseParenthesis()),
             'a'..='z' | 'A'..='Z' => {
                 if is_last_number == true {
-                    let mut tmp_token = None;
-                    if is_pop_needed {
-                        tmp_token = tokens.pop();
-                    }
                     tokens.push(check_number(my_string, i)?);
-                    if let Some(tok) = tmp_token {
-                        tokens.push(tok);
-                    }
                     is_last_number = false;
                     my_string = String::new();
                 }
@@ -55,17 +48,10 @@ pub fn tokenize(query: &str) -> Result<Vec<Token>, String> {
             },
             '0'..='9' | '.' => {
                 if is_last_variable == true {
-                    let mut tmp_token = None;
-                    if is_pop_needed {
-                        tmp_token = tokens.pop();
-                    }
                     match my_string.as_str() {
                         "i" => tokens.push(Token::ImaginaryUnit()),
                         _ => tokens.push(Token::Variable(my_string)),
                     }
-                    if let Some(tok) = tmp_token {
-                        tokens.push(tok);
-                    }
                     is_last_variable = false;
                     my_string = String::new();
                 }
@@ -297,4 +283,11 @@ mod tests {
         let query = "324*43224+243_+234=234";
         tokenize(query).unwrap();
     }
+
+    #[test]
+    fn bug_pop_not_needed_between_variables_and_numbers() {
+        let query = "5(7i)";
+        let result: Vec<Token> = vec![Token::Number(String::from("5")), Token::OpenParenthesis(), Token::Number(String::from("7")), Token::ImaginaryUnit(), Token::CloseParenthesis()];
+        assert_eq!(tokenize(query).unwrap(), result);
+    }
 }